160х+560=-160(3х-1) ?????????????

Question

160х+560=-160(3х-1) ?????????????

Answer 1

Элементарное решите сами!

Comments

160x + 560 = 80 *(2x+7)

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160x + 560 = 80 *(2x+7)
-160*(3x-1) = -160*(3x-1)
160x+560=160-480x
640x=-400
80*8x=80*(-5)
8x=-5
x= -5/8