Solve for x
x=-4
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12x-\left(2x\times 10+x\right)=36
Combine x\times 10 and 2x to get 12x.
12x-\left(20x+x\right)=36
Multiply 2 and 10 to get 20.
12x-21x=36
Combine 20x and x to get 21x.
-9x=36
Combine 12x and -21x to get -9x.
x=\frac{36}{-9}
Divide both sides by -9.
x=-4
Divide 36 by -9 to get -4.
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