1.-7x + 2y = 14 *
2.x –3y = 3 *
3.y = 2/3 x –½
4.y = -2x –13 *
5.y = 4x + 1 *
6.y = ½ x + 4 *
7.y = -x + 7 *
8.3x + 2y = 6 *
9.y = 2/3 x –½ *
10-6x + 4y = 11 *