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One-Variable Equations

Solving Multi-Step Equations

Exercise 1.13

Solution

a
Note that is in the denominator. This means that since division by is undefined. We solve the equation by first multiplying both sides by to move  from the denominator.
b
As before, is in the denominator so it cannot me This time, we solve the equation by first multiplying both sides by

Hint

a

Rewrite the equation by multiplying both sides by the left-hand side's denominator.

b

Rewrite the equation by multiplying both sides by the left-hand side's denominator.

Answer

a

b