x+(X+90)+x+(x+90)=340

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Solution for x+(X+90)+x+(x+90)=340 equation:



x+(x+90)+x+(x+90)=340
We move all terms to the left:
x+(x+90)+x+(x+90)-(340)=0
We add all the numbers together, and all the variables
2x+(x+90)+(x+90)-340=0
We get rid of parentheses
2x+x+x+90+90-340=0
We add all the numbers together, and all the variables
4x-160=0
We move all terms containing x to the left, all other terms to the right
4x=160
x=160/4
x=40

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