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5 votes
Which expression is equivalent to 3y - 8 - 7y + 9

-3y

-10y + 1

-9y

-4y + 1

2 Answers

5 votes
-10y + 1 because when you combine like terms 3y minus -7y because of the subtraction symbol in front so that equals -10y then -8 + 9 equals 1 so it’s -10y + 1
User Damone
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4 votes
The second one.

Because 3y-7y = -10y and -8+9 = 1
-10y + 1
User Despatcher
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