x equals 14
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28 + 2x = 120 2x = 120 - 28 2x = 92 x = 92/2 x = 46
(12)2x = 28(2x) log(12) = log(28)2x = log(28) / log(12) = 1.34098 (rounded)x = 0.67049 (rounded)
3x + 8 = 2x +28 3x - 2x = 28 - 8 x=20
(12, 1)
8x+4 = 2x+28 8x-2x = 28-4 6x = 24 x = 4