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D ik e t ah u i ( x + 5 y − 2 x 5 ​ ) + ( y 6 8 3 ​ ) = ( − 50 10 − x 11 ​ ) . N i l ai x + y a d a l ah ...

  1. 2

  2. 1

  3. -8

  4. -11

  5. -14

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A. Acfreelance

Master Teacher

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open parentheses table row cell x plus 5 y space space space space space space space minus 2 end cell row cell x space space space space space space space space space space space space space space space space space 5 end cell end table close parentheses plus 2 open parentheses table row cell y space space space space space space 6 end cell row cell 8 space space space space space 3 end cell end table close parentheses equals open parentheses table row cell negative 50 space space space space space space 10 end cell row cell negative x space space space space space space space space 11 end cell end table close parentheses  left right arrow open parentheses table row cell x plus 5 y space space space space space space space minus 2 end cell row cell x space space space space space space space space space space space space space space space space 5 end cell end table close parentheses plus open parentheses table row cell 2 y space space space space 12 end cell row cell 16 space space space space space space space 6 end cell end table close parentheses equals open parentheses table row cell negative 50 space space space space 10 end cell row cell negative x space space space space space 11 end cell end table close parentheses  left right arrow open parentheses table row cell x plus 7 y space space space space space 10 end cell row cell x plus 16 space space space space space 11 end cell end table close parentheses equals open parentheses table row cell negative 50 space space space space space 10 end cell row cell x space space space space space space space space 11 end cell end table close parentheses  S e h i n g g a semicolon  space x plus 16 equals negative x rightwards arrow x equals negative 8  space x plus 7 y equals negative 50 space  rightwards arrow negative 8 plus 7 y equals negative 50 space  rightwards arrow 7 y equals negative 42 rightwards arrow y equals negative 6 space  M a k a space x plus y equals negative 8 plus left parenthesis negative 6 right parenthesis equals negative 14

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Pertanyaan serupa

Diketahui matriks A = [ 2 4 ​ x y ​ ] , B = [ 1 − 6 ​ 3 6 ​ ] , dan C = [ 3 − 2 ​ 5 5 ​ ] . Jika A + B = C , maka nilai y − x = ....

11

3.6

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