4-2/7a=5

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Solution for 4-2/7a=5 equation: 


a in (-oo:+oo)

4-((2/7)*a) = 5 // - 5

4-((2/7)*a)-5 = 0

(-2/7)*a-5+4 = 0

-2/7*a-1 = 0 // + 1

-2/7*a = 1 // : -2/7

a = 1/(-2/7)

a = -7/2

a = -7/2

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