1) 6f + 12 = 48 a) f = 6 b) f = 3 c) f = -20 d) f = 13 2) r/4 - 2 = -7 a) r = 3 b) r = -20 c) r = 8 d) r = 16 3) 15a = 45 a) a = 10 b) a = 8 c) a = 8 d) a = 3 4) 2 = c/5 - 4 a) c = -20 b) c = 4 c) c = 30 d) c = 6 5) 5x = 40 a) x = -9 b) x = 9 c) x = 8 d) x = 3 6) 3x + 1 = 13 a) x = 6 b) x = 2 c) x = 10 d) x = 4 7) 3f + 9 = 24 a) f = 30 b) f = 5 c) f = 6 d) f = 16 8) v/5 + 3 = -2 a) v = -25 b) v = 4 c) v = 3 d) v = 6 9) 1 = 2w + 7 a) w = -3 b) w = 4 c) w = -4 d) w = -9 10) 2x - 3 = 13 a) x = 6 b) x = 8 c) x = -9 d) x = -25 11) 3x + 8 = 14 a) x = 13 b) x = -1 c) x = -25 d) x = 2 12) 2x = 32 a) x = 12 b) x = 16 c) x = -6 d) x = 4 13) 4r + 20 = 16 a) r = 5 b) r = -1 c) r = -20 d) r = -9 14) x/2 + 3 = 5 a) x = -1 b) x = 6 c) x = -6 d) x = 4 15) e/5 + 6 = 2 a) e = -20 b) e = -4 c) e = 2 d) e = -3 16) 35 = 3t - 7 a) t = 3 b) t = 4 c) t = -6 d) t = 14 17) n/3 - 3 = 4 a) n = 3 b) n = -1 c) n = 21 d) n = 13 18) 9d = 27 a) d = 5 b) d = 3 c) d = 16 d) d = -1 19) x + 6 = 19 a) x = 12 b) x = 13 c) x = -20 d) x = -20 20) 5x - 3 = 27 a) x = 14 b) x = 6 c) x = 8 d) x = 5 21) 3r = 36 a) r = 14 b) r = 8 c) r = 12 d) r = 6 22) 4 + m/3 = 1 a) m = 3 b) m = 6 c) m = -9 d) m = 21 23) x + 7 = 16 a) x = 8 b) x = -3 c) x = 6 d) x = 9

Solving linear equations

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