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x-4(x+26)=-13
We move all terms to the left:
x-4(x+26)-(-13)=0
We add all the numbers together, and all the variables
x-4(x+26)+13=0
We multiply parentheses
x-4x-104+13=0
We add all the numbers together, and all the variables
-3x-91=0
We move all terms containing x to the left, all other terms to the right
-3x=91
x=91/-3
x=-30+1/3
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