Bantuin

<p>PQ: ( -4. -3 &nbsp;+ 3.1 &nbsp; -4. -1 &nbsp; + &nbsp; 3.2 )</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;-2. -3 &nbsp;+ 1.1 &nbsp; -2. -1 &nbsp; + &nbsp;1.2</p><p>&nbsp; &nbsp; &nbsp; : (12 +3 &nbsp; &nbsp; &nbsp;4+6)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;6+1 &nbsp; &nbsp; &nbsp;2+2</p><p>&nbsp; &nbsp; &nbsp; &nbsp;: (15 &nbsp; &nbsp; 10)&nbsp;</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;7 &nbsp; &nbsp; &nbsp;4</p><p>&nbsp;</p><p>Jadi Jawabannya : B</p>