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Im solving variables 31 = 3 (y+7) - 8y
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15 votes
Im solving variables 31 = 3 (y+7) - 8y

User Andrew Berg
by
2.8k points

2 Answers

9 votes
combine like terms
subtract 21 from both sides of the equation
simplify
divide both sides
y=-2
User Arleene
by
4.1k points
8 votes

Answer:

y = -2

Explanation:

31 = 3 (y+7) - 8y

31 = 3y +21 - 8y

31 = -5y +21

10 = -5y

-2 = y

User Dave Cowart
by
2.7k points
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