Solve for x
x=12
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3x-36=48-4x
Multiply both sides of the equation by 12, the least common multiple of 4,3.
3x-36+4x=48
Add 4x to both sides.
7x-36=48
Combine 3x and 4x to get 7x.
7x=48+36
Add 36 to both sides.
7x=84
Add 48 and 36 to get 84.
x=\frac{84}{7}
Divide both sides by 7.
x=12
Divide 84 by 7 to get 12.
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