1) For x =2, z = -5 Solve 8x + 3z a) 1 b) -1 c) -31 d) 31 2) For x =2, y = 9, z = -5 Solve 4y + 3xz a) -66 b) 66 c) 6 d) 0 3) For y = 9, z = -5 Solve 2(y + z) a) 8 b)  -8 c) -5 d) 5 4) For x =2, y = 9, z = -5 Simplify 3z + xy a) 5 b) -5 c) 3 d) -3 5) For x =2, y = 9, z = -5 Evaluate (x - z) + y a) 16 b) 8 c) -8 d) -16 6) For w = -6, x = 4, y=3, z = -8 simplify wx + yz a) 48 b) 25 c) -40 d) -48 7) For w = -6, x = 4, y=3, z = -8 simplify y(z + x) a) -12 b) 36 c) -36 d) 12 8) For w = -6, x = 4 simplify w2  - x2 a) 20 b) 46 c) -52 d) -20 9) For w = -6, x = 4, y=3, z = -8 simplify wz -4xy a) -96 b) 52 c) 96 d) 0 10) For w = -6, x = 4, y=3, z = -8 simplify w + (x + y + z)2 a) -5 b) 9 c) 7 d) -9

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