1) 6x + 12 = 30 a) x = 3 b) x = 5 c) x = 9 d) x = 1 e) x = 2 2) 5x - 75 + 10 = -10 a) x = 15 b) x = 1 c) x = 98 d) x = 11 e) x = 11.1 3) x + 53 + 78 - 34 + 4 * x + 12 * x = 46 a) x = -0 b) x = -3.1 c) x = 7 d) x = 3 e) x = -3 4) 8 - 8 * ( 2x - 1 ) - 4 - ( 3X - 6 ) = 6 - ( 3x - 6 ) - 4* ( 5x - 4 ) a) x = 2.6 b) x = 8 c) x = 5 d) x = 2.5 e) x = - 2.5 5) 4x = 444 a) x = 111.0 b) x = - 111 c) x = 666 d) x = 111.1 e) x = 565 6) 56 + x = 14 a) x = 42 b) x = -42 c) x = -42.1 d) x = 12.344 e) x = 56 7) 99 - x = 100 a) x = 89 b) x =x1.01 c) x = 1 d) x = -1 e) x = -1.0001 8) x - 5 = 55 a) x = -60 b) x = 60 c) x = 29 d) x = 58 e) x = 60.1 9) x + 46 = 64 a) x = 18.1 b) x = -18 c) x = 18 d) 34.5 e) 17.9 10) -6 = -6 - x a) x = 0 b) x = -0 c) x = -0.0 d) x = 34 e) x = -0.1

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