-1/2(x+5)=-10

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Solution for -1/2(x+5)=-10 equation: 


x in (-oo:+oo)

(-1/2)*(x+5) = -10 // + 10

(-1/2)*(x+5)+10 = 0

10-1/2*(x+5) = 0

10-1/2*(x+5) = 0

15/2-1/2*x = 0

15/2-1/2*x = 0

15/2-1/2*x = 0 // - 15/2

-1/2*x = -15/2 // : -1/2

x = -15/2/(-1/2)

x = 15

x = 15

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