9x+21x-8=0

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Solution for 9x+21x-8=0 equation:


9x+21x-8=0

We simplify the equation to the form, which is simple to understand 
9x+21x-8=0

We move all terms containing x to the left and all other terms to the right. 
+9x+21x=0+8

We simplify left and right side of the equation. 
+30x=+8

We divide both sides of the equation by 30 to get x. 
x=0.266666666667

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