.80x+90(30)=.7(x+30)

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Solution for .80x+90(30)=.7(x+30) equation:


.80x+90(30)=.7(x+30)

We simplify the equation to the form, which is simple to understand 
.80x+90(30)=.7(x+30)

Reorder the terms in parentheses
.80x+(+2700)=.7*(x+30)

Remove unnecessary parentheses
+.80x+2700=+.7+*(+x+30+)

Reorder the terms in parentheses
.80x+2700=+( + 0.7x+21)

Remove unnecessary parentheses
+.80x+2700=0.7x+21

We move all terms containing x to the left and all other terms to the right. 
 + 0.8x-0.7x=+21-2700

We simplify left and right side of the equation. 
 + 0.1x=-2679

We divide both sides of the equation by 0.1 to get x. 
x=-26790

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