SOLUTION: I am having trouble with solving the addition and multipilcation principals for following algebra problem. 18 - 9y

SOLUTION: I am having trouble with solving the addition and multipilcation principals for following algebra problem. 18 - 9y - 7y <50 Could someone help.

Question 145206: I am having trouble with solving the addition and multipilcation principals for following algebra problem.
18 - 9y - 7y <50
Could someone help.

Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
If you started with:
18 - 9y - 7y <50
Combine like-terms on the left:
18 - 16y <50
Subtract 18 from both sides:
18 - 16y - 18 <50-18
-16y < 32
Divide both sides by -16:
y > -2 (notice the < sign flipped to the > sign because of neg division)

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