2x+3+4x+3(x+1)-4=21

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Solution for 2x+3+4x+3(x+1)-4=21 equation:


2x+3+4x+3(x+1)-4=21

We simplify the equation to the form, which is simple to understand 
2x+3+4x+3(x+1)-4=21

Reorder the terms in parentheses
2x+3+4x+(+3x+3)-4=21

Remove unnecessary parentheses
+2x+3+4x+3x+3-4=+21

We move all terms containing x to the left and all other terms to the right. 
+2x+4x+3x=+21-3-3+4

We simplify left and right side of the equation. 
+9x=+19

We divide both sides of the equation by 9 to get x. 
x=2.11111111111

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