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3x+15+3x-20=5x+10
We simplify the equation to the form, which is simple to understand
3x+15+3x-20=5x+10
We move all terms containing x to the left and all other terms to the right.
+3x+3x-5x=+10-15+20
We simplify left and right side of the equation.
+1x=+15
We divide both sides of the equation by 1 to get x.
x=15
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