10x+90=20x+120

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Solution for 10x+90=20x+120 equation:


10x+90=20x+120

We simplify the equation to the form, which is simple to understand 
10x+90=20x+120

We move all terms containing x to the left and all other terms to the right. 
+10x-20x=+120-90

We simplify left and right side of the equation. 
-10x=+30

We divide both sides of the equation by -10 to get x. 
x=-3

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