Solve for x
x = \frac{31}{14} = 2\frac{3}{14} \approx 2.214285714
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21+10=14x
Multiply both sides of the equation by 14, the least common multiple of 2,7.
31=14x
Add 21 and 10 to get 31.
14x=31
Swap sides so that all variable terms are on the left hand side.
x=\frac{31}{14}
Divide both sides by 14.
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