3x + 3x+1
= 3x + 3x x 31 = 3x(1 + 3)
= 3x (4) = 4(3x)
= 4(3x) = 36
Divide both sides by 4 get to get
3x = 9
Express both sides to the same
base to get 3x = 32
x = 2
johnmulu answered the question on June 13, 2017 at 05:06
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