6x-20 = 8x
6x-8x = 20
-2x = 20
x = -10
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8x - 7.2Divide each side by 8:x = 0.9
Yes. 8x - 11 = 69 so 8x = 80 or x = 10.
x + 8x = 477 9x = 477 x = 53
x=1, y=1
-8x + 3 = 251 -8x = 251 - 3 -8x = 248 -x = 248 ÷ 8 -x = 31 x = -31