Solve for x
x=98
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3x=7\times 42
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by 7x, the least common multiple of 7,x.
3x=294
Multiply 7 and 42 to get 294.
x=\frac{294}{3}
Divide both sides by 3.
x=98
Divide 294 by 3 to get 98.
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