-42-(-49)=x/2

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Solution for -42-(-49)=x/2 equation: 


x in (-oo:+oo)

49-42 = x/2 // - x/2

49-(x/2)-42 = 0

7-1/2*x = 0 // - 7

-1/2*x = -7 // : -1/2

x = -7/(-1/2)

x = 14

x = 14

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