x = 64
64 + 64 = 128
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find x when, 2x=128 2x=128 /2 /2 x=128 /2 x=64 then check your answer by doing the following if x=64, then what is 2x? 2(64)=? or 2 * 64=? or 2 x 64=? 2 times 64 equals 128!
8-3x = 128 -3x = 128-8 -3x = 120 x = -40
x = 13
x=4 y=0
it equals x1 it equals x1