You applied the rule improperly. When dividing exponents, you subtract the exponent of the denominator <em>from</em> the exponent of the numerator, not the other way around. The exponent you should have gotten was
Robert's father is 4 years older than 3 times Robert's age. His father is 40 years old. Write the equation used to determine Rob
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Sent a picture of the solution to the problem (s).
