Solve for x
x = \frac{12}{11} = 1\frac{1}{11} \approx 1.090909091
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3x+4\times 2x=12
Multiply both sides of the equation by 12, the least common multiple of 4,3.
3x+8x=12
Multiply 4 and 2 to get 8.
11x=12
Combine 3x and 8x to get 11x.
x=\frac{12}{11}
Divide both sides by 11.
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