Solve for x
x=300
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10\times 90=3x
Multiply both sides of the equation by 300, the least common multiple of 30,100.
900=3x
Multiply 10 and 90 to get 900.
3x=900
Swap sides so that all variable terms are on the left hand side.
x=\frac{900}{3}
Divide both sides by 3.
x=300
Divide 900 by 3 to get 300.
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