-4-7a=-4 - solution

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Solution for -4-7a=-4 equation:

a in (-oo:+oo)

-(7*a)-4 = -4 // + 4

4-(7*a)-4 = 0

4-7*a-4 = 0

-7*a = 0 // : -7

a = 0

a = 0

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