8/4=7x+3(-4x)

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Solution for 8/4=7x+3(-4x) equation: 


x in (-oo:+oo)

8/4 = 7*x-4*3*x // - 7*x-4*3*x

8/4-(7*x)-(-4*3*x) = 0

12*x-7*x+8/4 = 0

5*x+2 = 0 // - 2

5*x = -2 // : 5

x = -2/5

x = -2/5

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