Solve for x
x=6
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42=7x
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by x.
7x=42
Swap sides so that all variable terms are on the left hand side.
x=\frac{42}{7}
Divide both sides by 7.
x=6
Divide 42 by 7 to get 6.
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