bantu jawab

<p>a. &nbsp;| 2 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2x &nbsp;|</p><p>&nbsp; &nbsp; &nbsp; | 3 + y &nbsp; 3x-1|</p><p>b. x + 0 = 5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; p - 1 = z</p><p>&nbsp; &nbsp; &nbsp;x = 5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2 = z</p><p>&nbsp; &nbsp; &nbsp;2p + 1 = 7 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3p + y =13</p><p>&nbsp; &nbsp; &nbsp;p = 3 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;y = 4</p><p>&nbsp; &nbsp; &nbsp;&nbsp;</p><p>&nbsp;</p>