Solve for w
w=10
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3w=2\times 15
Multiply both sides of the equation by 12, the least common multiple of 4,6.
3w=30
Multiply 2 and 15 to get 30.
w=\frac{30}{3}
Divide both sides by 3.
w=10
Divide 30 by 3 to get 10.
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