1/2(3a-7)=4

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Solution for 1/2(3a-7)=4 equation: 


a in (-oo:+oo)

(1/2)*(3*a-7) = 4 // - 4

(1/2)*(3*a-7)-4 = 0

1/2*(3*a-7)-4 = 0

1/2*(3*a-7)-4 = 0

3/2*a-15/2 = 0

3/2*a-15/2 = 0

3/2*a-15/2 = 0 // + 15/2

3/2*a = 15/2 // : 3/2

a = 15/2/3/2

a = 5

a = 5

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