114k views
3 votes
7/8y +1/3 = 7/12
What does y equal?

2 Answers

7 votes
1 Simplify \frac{7}{8}y
​8

​7
​​ y to \frac{7y}{8}
​8

​7y
​​
\frac{7y}{8}+\frac{1}{3}=\frac{7}{12}
​8

​7y
​​ +
​3

​1
​​ =
​12

​7
​​

2 Subtract \frac{1}{3}
​3

​1
​​ from both sides
\frac{7y}{8}=\frac{7}{12}-\frac{1}{3}
​8

​7y
​​ =
​12

​7
​​ −
​3

​1
​​

3 Simplify \frac{7}{12}-\frac{1}{3}
​12

​7
​​ −
​3

​1
​​ to \frac{1}{4}
​4

​1
​​
\frac{7y}{8}=\frac{1}{4}
​8

​7y
​​ =
​4

​1
​​

4 Multiply both sides by 88
7y=\frac{1}{4}\times 87y=
​4

​1
​​ ×8

5 Simplify \frac{1}{4}\times 8
​4

​1
​​ ×8 to \frac{8}{4}
​4

​8
​​
7y=\frac{8}{4}7y=
​4

​8
​​

6 Simplify \frac{8}{4}
​4

​8
​​ to 22
7y=27y=2

7 Divide both sides by 77
y=\frac{2}{7}y=
​7

​2
​​
User Cahit Beyaz
by
8.5k points
2 votes
7/8y + 1/3 = 7/12

y = 2/7
User Vlad Udod
by
7.9k points

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