1/2(5x-7)=7

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Solution for 1/2(5x-7)=7 equation: 


x in (-oo:+oo)

(1/2)*(5*x-7) = 7 // - 7

(1/2)*(5*x-7)-7 = 0

1/2*(5*x-7)-7 = 0

1/2*(5*x-7)-7 = 0

5/2*x-21/2 = 0

5/2*x-21/2 = 0

5/2*x-21/2 = 0 // + 21/2

5/2*x = 21/2 // : 5/2

x = 21/2/5/2

x = 21/5

x = 21/5

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