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x+(7+11)+(x-11)=149
We move all terms to the left:
x+(7+11)+(x-11)-(149)=0
determiningTheFunctionDomain x+(x-11)-149+(7+11)=0
We add all the numbers together, and all the variables
x+(x-11)-149+18=0
We add all the numbers together, and all the variables
x+(x-11)-131=0
We get rid of parentheses
x+x-11-131=0
We add all the numbers together, and all the variables
2x-142=0
We move all terms containing x to the left, all other terms to the right
2x=142
x=142/2
x=71
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