2a+4/7=-66/7 - solution

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Solution for 2a+4/7=-66/7 equation:

a in (-oo:+oo)

2*a+4/7 = -66/7 // + -66/7

2*a+4/7-(-66/7) = 0

2*a+4/7+66/7 = 0

2*a+10 = 0 // - 10

2*a = -10 // : 2

a = -10/2

a = -5

a = -5

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