Garis melalui titik <img align="middle" alt="left parenthesis straight x subscript 1 comma straight y subscript 1 right parenthesis" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«msub»«mi mathvariant=¨normal¨»x«/mi»«mn»1«/mn»«/msub»«mo»,«/mo»«msub»«mi mathvariant=¨normal¨»y«/mi»«mn»1«/mn»«/msub»«mo»)«/mo»«/math»" height="19" role="math" src="data:image/png;base64,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" style="vertical-align: -5px;" width="49" />&nbsp;dan bergradien m adalah &nbsp;<img align="middle" alt="straight y minus straight y subscript 1 space equals space straight m left parenthesis straight x minus straight x subscript 1 right parenthesis" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨»y«/mi»«mo»-«/mo»«msub»«mi mathvariant=¨normal¨»y«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»m«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«msub»«mi mathvariant=¨normal¨»x«/mi»«mn»1«/mn»«/msub»«mo»)«/mo»«/math»" height="19" role="math" src="data:image/png;base64,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" style="vertical-align: -5px;" width="137" />

Subtitusi <img align="middle" alt="straight x subscript 1 space equals space minus 1 comma space straight y subscript 1 space equals space 2" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«msub»«mi mathvariant=¨normal¨»x«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mo»-«/mo»«mn»1«/mn»«mo»,«/mo»«mo»§#160;«/mo»«msub»«mi mathvariant=¨normal¨»y«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mn»2«/mn»«/math»" height="17" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAIIAAAARCAYAAAAR8XQQAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAatJREFUeNpjYBjZQA2Ia4H4wjD3pzUQrwHiT0D8C+rfaIZRAAeLgTgNiP8Pc38eBOJIIOaB8rWA+ChUbBQggf8j0M/yQHwJWYADiI8DsTSaQlEgPgOVH00ImEAQiO9jEWcC4qdALDwE/P0DXUAHiLehiW0BYjcqBzYhPNRKhN1AbIom5gLEm4ZAmFlCqwcMkAPEWVB2PLT+HK0a8INkIO5AE1s4BOpeUCl/EtqIxApWAbE9EN8dIkUbtXIMuQlBEBpWMMAGxF+g9GAFIDdvIFTa20K7F2mDONIGW2MRVD0YIJWk8wdxmClBE4EKPkWgRs5haP9yywjre1OSEEDVQzNSonAbpGGmAcSzgZiLkMJGIE6EsmOBeMII6ntT4hdQUXsDiCWB+PkgDTNxaLXPQkihKVQhMuiDJoiR0PfG5ZflULkAIqqHuXgyz0CH2RZoiUCwBbkbmrLRwTZoN2O4JgRCdS6xCSEZqs50kCYEmrbLRspoHCgxeBFQA2os3hqpYTYSEgIogq8QUbcWQRuDowlhmAJpaEOLmC6kymhCGAUjMswG00DQaJhRCQAA8eia23UL49sAAAEydEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdWI+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPng8L21pPjxtbj4xPC9tbj48L21zdWI+PG1vPiYjeEEwOzwvbW8+PG1vPj08L21vPjxtbz4mI3hBMDs8L21vPjxtbz4tPC9tbz48bW4+MTwvbW4+PG1vPiw8L21vPjxtbz4mI3hBMDs8L21vPjxtc3ViPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj55PC9taT48bW4+MTwvbW4+PC9tc3ViPjxtbz4mI3hBMDs8L21vPjxtbz49PC9tbz48bW8+JiN4QTA7PC9tbz48bW4+MjwvbW4+PC9tYXRoPtucwP0AAAAASUVORK5CYII=" style="vertical-align: -5px;" width="130" /> dan <img align="middle" alt="straight m space equals space 1 half" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨»m«/mi»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mfrac»«mn»1«/mn»«mn»2«/mn»«/mfrac»«/math»" height="35" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADoAAAAjCAYAAADFYhl7AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAXQ/cXWQAAAQFJREFUeNrtmD0KwkAQRgexCGJjZSmIiOQGksrGwhsEETtv4SXsxNJOLCzsxcJCsBCPYhVEWL/gCCGIsKLozs4Hr5nuZfZvQuR2mmAMjiQ8czAChjyJiqqoiqqoiqqoiqroS8E8Gq/yaHkPHEAClqDM9Q7Yc33HU4OzoukUsAEh14ZgwvLZ+oA/xrt76Kd7ynAHC7l62sHpk/rV5Y4GlvV/OGGtV4yxvJ+My0v3G6LOvCxUVEU1H03E1+EZXOj+u7MvUXQL4szLLeQXW+xDl2vg5MuSTnyQbPPyFZ2Ap6tIsmQFrEBXsmSdJRuSJVtgBkqSJatgAYrSD581d1R8rOfbG5A/aZjGj8UbAAAAqXRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj5tPC9taT48bW8+JiN4QTA7PC9tbz48bW8+PTwvbW8+PG1vPiYjeEEwOzwvbW8+PG1mcmFjPjxtbj4xPC9tbj48bW4+MjwvbW4+PC9tZnJhYz48L21hdGg+AZWgRwAAAABJRU5ErkJggg==" style="vertical-align: -12px;" width="58" />&nbsp; ke <img align="middle" alt="straight y minus straight y subscript 1 space equals space straight m left parenthesis straight x minus straight x subscript 1 right parenthesis" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨»y«/mi»«mo»-«/mo»«msub»«mi mathvariant=¨normal¨»y«/mi»«mn»1«/mn»«/msub»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»m«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«msub»«mi mathvariant=¨normal¨»x«/mi»«mn»1«/mn»«/msub»«mo»)«/mo»«/math»" height="19" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAIkAAAATCAYAAACk2S7sAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAOJ5y/mQAAAkZJREFUeNrtWjFLAzEUPhxKBxcpDuIqDiLlQDqIFBHEwX8gIiKFIlIc3B3EpXQQcXMQkW7SSaQIRRyKiODgKII4iXtxEBHOF3gnIc310ut7LSn54KPto3dfXvJd8pLW8xw4sAMsW9r2MrbfgRFZ4IPlOdxjHg6MHexbnsMcsOmGkgc+mmQY0ESzOBCjAiwNSS67cl01BnzXfGkE+AHMEAj2Q4MKAb6uAp+A38AacBTjS8BHjItZY1q69gaYlz6nsT6ZVDTG8d5pwnZTa80Db+VAA5hTvrQMvCJMglsjMKDpfYrAO+AMxjaBJ2gcOb6BAxCiBUwp95sF1pXYNXCFweCUWinM5x8FzZbtArhGmEA/NKjMVsNZToaYOU418d+I9zJK0rZSGK7K2H5KrR91OXhTXPSleSp6eWq71RikSdJdxuNMInAJXMQ+yBi0oZdZsRstY5OEy4EvOfCcYQA4NSiXm6TxVgfT57HTi30wOoVW23ITLgeH0mByrJkmGqIQ3Ac+D7hwTRIXOS1EFOhiS7mONQInTLXi+rmtcA2XgxfgBPCTKQETjSo+AYGFJonaAh8At6Ri95ix/aZacf1cwny0y8EZcxKmGjaaRHeYlsMaQcYRDiA1kmhF5RV5mFbAi3KMg2CqYaNJPDyryEpnFw2cQVXUcUqnPCdJoqXLq+OxvHgSXpkHwVRjUCbpFbb9wKfr544/8O1hMcMJUw1bTSKw7dnzVwG1nytxuyIxXU0xN8pUw2aT2ITANd5hKPs56SGYA1M//wFie8m/cNdbKAAAAVh0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWkgbWF0aHZhcmlhbnQ9Im5vcm1hbCI+eTwvbWk+PG1vPi08L21vPjxtc3ViPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj55PC9taT48bW4+MTwvbW4+PC9tc3ViPjxtbz4mI3hBMDs8L21vPjxtbz49PC9tbz48bW8+JiN4QTA7PC9tbz48bWkgbWF0aHZhcmlhbnQ9Im5vcm1hbCI+bTwvbWk+PG1vPig8L21vPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj54PC9taT48bW8+LTwvbW8+PG1zdWI+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPng8L21pPjxtbj4xPC9tbj48L21zdWI+PG1vPik8L21vPjwvbWF0aD5HuX7YAAAAAElFTkSuQmCC" style="vertical-align: -5px;" width="137" />

<img align="middle" alt="y minus 2 space equals space 1 half left parenthesis x minus left parenthesis negative 1 right parenthesis right parenthesis
2 y minus 4 space equals space x plus 1
x minus 2 y plus 5 space equals space 0" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»y«/mi»«mo»-«/mo»«mn»2«/mn»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mfrac»«mn»1«/mn»«mn»2«/mn»«/mfrac»«mo»(«/mo»«mi»x«/mi»«mo»-«/mo»«mo»(«/mo»«mo»-«/mo»«mn»1«/mn»«mo»)«/mo»«mo»)«/mo»«mspace linebreak=¨newline¨/»«mn»2«/mn»«mi»y«/mi»«mo»-«/mo»«mn»4«/mn»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mi»x«/mi»«mo»+«/mo»«mn»1«/mn»«mspace linebreak=¨newline¨/»«mi»x«/mi»«mo»-«/mo»«mn»2«/mn»«mi»y«/mi»«mo»+«/mo»«mn»5«/mn»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mn»0«/mn»«/math»" height="86" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAJoAAABWCAYAAAA31Y/YAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAApgpYK8gAABN5JREFUeNrtneFn1VEYx4+ZmSRmshe9GJMkM2N6MUkiM5nJmEySxCST9DbpRWJ6MUlikiSJzCSZmEkmM5IkSfQH7E0vepG5xnrO7nP5dfvde39n53eec37n9/3wsHvu7vbcc5/fOc855/d9rlKgnkNkN8k+oyuAS56RTZNtoyuABAg0gEADCDQAEGgAgQYQaAAg0EDJAu0K2axnn334MMv/t1UbyCHQBsjWPPvr04cP/P9btYlxjGyB7DdZRVWPec4FGGD1lqWjBz377dKHVsdyQ2SrGdrEeE82RbaXHx/hDpoq8Mg3yO8hZh+yHMutcnC1avNGL9mXAgfaXbKZkvjQLNCupuSH/7U9Jjub8uJrZHcE3sBmgQPtLdnxlPZLDRLz2/ychA+SgTZMttKq7QJfFUn2kP0g63bs/LDhsL+dwSTR+WZHg+c+kfUkHl8keyDsg1SgdbAfTdtOk72s+6VbnAC6pJNsnRcJRWWryXOjZHP886mUK17CB8mVeKVVmx61viYe7yf7yYHgalTpIntFNhLYCtP0vbX6kJfJTvCKrTsHf3YTaHnNAtaBpvmT+HmO8zNX9HGQHXQUHKFMnbU8V3f2gEcfgpk6a0vRPjY9mrU5cvYw2SPOAWNgucnUX9s3nHO8hbMslH5YLwY0T8nGyZ6TnXfkaA/ngu0qHhptLegL9jVfUHrf8KPDhVUI2xszKQvKtLadIV5vc7jc03rDI1pMpG2W6hx3qS6wxlR141PKB+lAy7xhe4b/0Lin5LvIrCVyMJ2XLJIdSPm9F7wSde2DxOeWxOgIalz5Pxj2ic05LA7VDQ7Vlzh5Kyu257CXlf/bhHz4oHOw6QxtO/Rz/gT+pejnsKBAbKILgGtMz2EBMCaGc1gQOCGcw4LIsTmHBSATsZ3DggCJ8RwWBEiM57AgQGI9hwUAAAAAAAAAAAAAAAAAAAAAAGBJ6LVltcq7bIfbUX6dY8i1ZbVP30oYaKX5OsdQNI3zqlqKs+gdvi38ukJRr2mUrnWrp/SVADo8j3q0CLQGpGkaJWvddvCI2rvLDs+7YJ9tPVoEWgqNNI2StW71CDITUIfb1qNFoNXRTNMoVet2IGU0DaHDJerRliLQsmgaJWrdrqf44HvqrOWiu61HixGNyapplKh1G1Ix5OTCxKYeLQJNmWkaJWrdhtbhedSjRaApM02jRK3bkDo8r3q0CDTDaUqi1m0oHe6rHq1S0JeWvtYtEKLstW6BAKh1CwAAAAAAAAAAAAAAAAAAc0LTkYZ279s+soeqegOotnluA4aEpiMN7c4IrUdI3h0zpsw1CqABLnSkRbwvf5Lsfkr7PRWGoNuaPLSLtuStIy1ioOmUIk0YdJKfiwJb7aINLnSkkoGWlxjml6recFmPbtuIJdBstYu7xZWO1CTQKrw40ffbXU/kj9JsNXmuElOuJK1dDEFHWkOLc4Y4kL8rP98NtWWQWhQaG+2iKa51pDZT4givjqWnzo0GU2dnTFOnrXbRBAkdqW3u5WMEWVDpopeRWBYDeWgXsyKlI7UJtH4ObGkm+AKs50kM2xt5aRezIqUjzRpoi7zqbWMb5SCb8PR5vOP33c7T6A3DaTxIfGgXQ9ORTvKWyRZvL+jR9qjHz6SLL65NzlHnPa6CSwN0pEAE6EiBc6AjjYS/GRAUwXSiupsAAAIOdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1pPnk8L21pPjxtbz4tPC9tbz48bW4+MjwvbW4+PG1vPiYjeEEwOzwvbW8+PG1vPj08L21vPjxtbz4mI3hBMDs8L21vPjxtZnJhYz48bW4+MTwvbW4+PG1uPjI8L21uPjwvbWZyYWM+PG1vPig8L21vPjxtaT54PC9taT48bW8+LTwvbW8+PG1vPig8L21vPjxtbz4tPC9tbz48bW4+MTwvbW4+PG1vPik8L21vPjxtbz4pPC9tbz48bXNwYWNlIGxpbmVicmVhaz0ibmV3bGluZSIvPjxtbj4yPC9tbj48bWk+eTwvbWk+PG1vPi08L21vPjxtbj40PC9tbj48bW8+JiN4QTA7PC9tbz48bW8+PTwvbW8+PG1vPiYjeEEwOzwvbW8+PG1pPng8L21pPjxtbz4rPC9tbz48bW4+MTwvbW4+PG1zcGFjZSBsaW5lYnJlYWs9Im5ld2xpbmUiLz48bWk+eDwvbWk+PG1vPi08L21vPjxtbj4yPC9tbj48bWk+eTwvbWk+PG1vPis8L21vPjxtbj41PC9tbj48bW8+JiN4QTA7PC9tbz48bW8+PTwvbW8+PG1vPiYjeEEwOzwvbW8+PG1uPjA8L21uPjwvbWF0aD6JhmZyAAAAAElFTkSuQmCC" style="vertical-align: -45px;" width="154" />

Persamaan garis yang melalui titik P(-1,2) dengan gradien <img align="middle" alt="1 half space" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»1«/mn»«mn»2«/mn»«/mfrac»«mo»§#160;«/mo»«/math»" height="35" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABYAAAAjCAYAAACQA/olAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAXQ/cXWQAAAJNJREFUeNpjYMAP1IC4FogvMFAZLAbiNCD+z0AjMGrwqMGjBuMwEB2PgpEE/pOJR8FIAdZAvAaIPwHxL2j1H00Ngw8CcSQQ80D5WkB8FCpGdSAPxJdoFUQ/aGGoJTQ4qAo4gPgkNFKpBgSBeAMQu1HTUCWooSrUNFQDiGcDMRc1DRUH4lVAzELtyNoCdTFdC32iAABhHDUjJ79TLAAAAHF0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWZyYWM+PG1uPjE8L21uPjxtbj4yPC9tbj48L21mcmFjPjxtbz4mI3hBMDs8L21vPjwvbWF0aD65p2I4AAAAAElFTkSuQmCC" style="vertical-align: -12px;" width="22" />&nbsp;adalah ...

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Persamaan garis yang melalui titik P(-1,2) dengan ...

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