7a+7=4a-23

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Solution for 7a+7=4a-23 equation: 


a in (-oo:+oo)

7*a+7 = 4*a-23 // - 4*a-23

7*a-(4*a)+7+23 = 0

7*a-4*a+7+23 = 0

3*a+30 = 0 // - 30

3*a = -30 // : 3

a = -30/3

a = -10

a = -10

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