The denominator of a fraction is 1 more than 3 times the numerator. If the denominator is doubled and the numerator is increased by 2, the value of the resulting fraction is 1/4. Find the original fraction.
She made an error in the STEP 1
she shouldnt multiply the numbers
Answer:

Step-by-step explanation:

Subtracting 4x from both sides of the inequality.

Simplifying the inequality.

-33,600. To get this you multiply -4,200 by 8