-4x+(-5x+21)=6

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Solution for -4x+(-5x+21)=6 equation:


-4x+(-5x+21)=6

We simplify the equation to the form, which is simple to understand 
-4x+(-5x+21)=6

Remove unnecessary parentheses
-4x-5x+21=+6

We move all terms containing x to the left and all other terms to the right. 
-4x-5x=+6-21

We simplify left and right side of the equation. 
-9x=-15

We divide both sides of the equation by -9 to get x. 
x=1.66666666667

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