2x-5(x+3)=-21

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Solution for 2x-5(x+3)=-21 equation:


2x-5(x+3)=-21

We simplify the equation to the form, which is simple to understand 
2x-5(x+3)=-21

Reorder the terms in parentheses
2x+(-5x-15)=-21

Remove unnecessary parentheses
+2x-5x-15=-21

We move all terms containing x to the left and all other terms to the right. 
+2x-5x=-21+15

We simplify left and right side of the equation. 
-3x=-6

We divide both sides of the equation by -3 to get x. 
x=2

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