1/2(1-4x)=-7

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


x in (-oo:+oo)

(1/2)*(1-(4*x)) = -7 // + 7

(1/2)*(1-(4*x))+7 = 0

(1/2)*(1-4*x)+7 = 0

1/2*(1-4*x)+7 = 0

1/2*(1-4*x)+7 = 0

15/2-2*x = 0

15/2-2*x = 0

15/2-2*x = 0 // - 15/2

-2*x = -15/2 // : -2

x = -15/2/(-2)

x = 15/4

x = 15/4

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