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(3+8)+42/7*2=x
We move all terms to the left:
(3+8)+42/7*2-(x)=0
We add all the numbers together, and all the variables
-x+11+42/7*2=0
We add all the numbers together, and all the variables
-1x+11+42/7*2=0
We multiply all the terms by the denominator
-1x*7*2+42+11*7*2=0
We add all the numbers together, and all the variables
-1x*7*2+196=0
Wy multiply elements
-14x*2+196=0
Wy multiply elements
-28x+196=0
We move all terms containing x to the left, all other terms to the right
-28x=-196
x=-196/-28
x=+7
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