Solve for k
k=26
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2\times 39=3k
Multiply both sides of the equation by 108, the least common multiple of 54,36.
78=3k
Multiply 2 and 39 to get 78.
3k=78
Swap sides so that all variable terms are on the left hand side.
k=\frac{78}{3}
Divide both sides by 3.
k=26
Divide 78 by 3 to get 26.
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