9x+21=15

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Solution for 9x+21=15 equation:


9x+21=15

We simplify the equation to the form, which is simple to understand 
9x+21=15

We move all terms containing x to the left and all other terms to the right. 
+9x=+15-21

We simplify left and right side of the equation. 
+9x=-6

We divide both sides of the equation by 9 to get x. 
x=-0.666666666667

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