Answer:
y = 37
Explanation:
9 + 3y = 120
Step 1: Simplify both sides of the equation.
3y + 9 = 120
Step 2: Subtract 9 from both sides.
3y + 9 −9 = 120 − 9
3y = 111
Step 3: Divide both sides by 3.
3y /3 = 111 /3
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