SOLUTION: 3(21y+14)-3 (4y+7)=0
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7
Algebra.Com
Question 665659: 3(21y+14)-3 (4y+7)=0
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7
Answer by ReadingBoosters(3246) (Show Source): You can put this solution on YOUR website!
Starting with
(21y+14) - 3(4y+7) = 0
...
Distribute the and the 3
(21y)+ (14) - 3(4y) -3(7) = 0
...
Multiply
+ - 12y - 21 = 0
9y + 6 - 12y - 21 = 0
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Combine like terms
+ 6 - - 21 = 0
-3y + - = 0
-3y - 15 = 0
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Isolate y
-3y - + = 0 + 15
-3y = 15
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Divide both sides by -3
y = -5
...
Check
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