Solve for x
x=27
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243=9x
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by x.
9x=243
Swap sides so that all variable terms are on the left hand side.
x=\frac{243}{9}
Divide both sides by 9.
x=27
Divide 243 by 9 to get 27.
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