3(5+4a)=63

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Solution for 3(5+4a)=63 equation: 


a in (-oo:+oo)

3*(4*a+5) = 63 // - 63

3*(4*a+5)-63 = 0

3*(4*a+5)-63 = 0

12*a-48 = 0

12*a-48 = 0

12*a-48 = 0 // + 48

12*a = 48 // : 12

a = 48/12

a = 4

a = 4

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