5a+2-a=30

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Solution for 5a+2-a=30 equation: 


a in (-oo:+oo)

5*a-a+2 = 30 // - 30

5*a-a-30+2 = 0

4*a-28 = 0 // + 28

4*a = 28 // : 4

a = 28/4

a = 7

a = 7

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