Solve for x
x=42
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6x+7x=546
Multiply both sides of the equation by 42, the least common multiple of 7,6.
13x=546
Combine 6x and 7x to get 13x.
x=\frac{546}{13}
Divide both sides by 13.
x=42
Divide 546 by 13 to get 42.
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