Solve for c
c=4
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\left(1\times 2+1\right)c=12
Multiply both sides of the equation by 2.
\left(2+1\right)c=12
Multiply 1 and 2 to get 2.
3c=12
Add 2 and 1 to get 3.
c=\frac{12}{3}
Divide both sides by 3.
c=4
Divide 12 by 3 to get 4.
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