-3x+9x=-9(2+x)+7(6+x)

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Solution for -3x+9x=-9(2+x)+7(6+x) equation:


-3x + 9x = -9(2 + x) + 7(6 + x)

We simplify the equation to the form, which is simple to understand 
-3x+9x=-9(2+x)+7(6+x)

Reorder the terms in parentheses
-3x+9x=+(-18-9x)+7*(6+x)

Remove unnecessary parentheses
-3x+9x=-18-9x+7+*(+6+x+)

Reorder the terms in parentheses
-3x+9x=-18-9x+(+42+7x)

Remove unnecessary parentheses
-3x+9x=-18-9x+42+7x

We move all terms containing x to the left and all other terms to the right. 
-3x+9x+9x-7x=-18+42

We simplify left and right side of the equation. 
+8x=+24

We divide both sides of the equation by 8 to get x. 
x=3

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