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4x-5+3(x-1)=90
We simplify the equation to the form, which is simple to understand
4x-5+3(x-1)=90
Reorder the terms in parentheses
4x-5+(+3x-3)=90
Remove unnecessary parentheses
+4x-5+3x-3=+90
We move all terms containing x to the left and all other terms to the right.
+4x+3x=+90+5+3
We simplify left and right side of the equation.
+7x=+98
We divide both sides of the equation by 7 to get x.
x=14
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