Solve for x
x=20
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5\times 8=2x
Multiply both sides of the equation by 10, the least common multiple of 2,10.
40=2x
Multiply 5 and 8 to get 40.
2x=40
Swap sides so that all variable terms are on the left hand side.
x=\frac{40}{2}
Divide both sides by 2.
x=20
Divide 40 by 2 to get 20.
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