0.5*(15+x)=-1*(2x+1.25)

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Solution for 0.5*(15+x)=-1*(2x+1.25) equation:


0.5*(15+x)=-1*(2x+1.25)

We simplify the equation to the form, which is simple to understand 
0.5*(15+x)=-1*(2x+1.25)

Reorder the terms in parentheses
+(+7.5 + 0.5x)=-1*(2x+1.25)

Remove unnecessary parentheses
+7.5 + 0.5x=-1+*(+2x+1.25+)

Reorder the terms in parentheses
+7.5 + 0.5x=+(-2x-1.25)

Remove unnecessary parentheses
+7.5 + 0.5x=-2x-1.25

We move all terms containing x to the left and all other terms to the right. 
 + 0.5x+2x=-1.25-7.5

We simplify left and right side of the equation. 
+2.5x=-8.75

We divide both sides of the equation by 2.5 to get x. 
x=-3.5

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