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5 votes
If 3x+7 Y-37 and x = 3, then Y = ?

1 Answer

4 votes

Answer:

y = 4

Explanation:

Given

3x + 7y = 37 ← substitute x = 3 into the equation

3(3) + 7y = 37, that is

9 + 7y = 37 ( subtract 9 from both sides )

7y = 28 ( divide both sides by 7 )

y = 4

Explanation: