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3x+5(10x-6)=21
We simplify the equation to the form, which is simple to understand
3x+5(10x-6)=21
Reorder the terms in parentheses
3x+(+50x-30)=21
Remove unnecessary parentheses
+3x+50x-30=+21
We move all terms containing x to the left and all other terms to the right.
+3x+50x=+21+30
We simplify left and right side of the equation.
+53x=+51
We divide both sides of the equation by 53 to get x.
x=0.962264150943
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