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Solve 7y 4/y 2 = -4/3

User Zan Lynx
by
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2 Answers

5 votes


\\ \sf\longmapsto (7y+4)/(y+2)=(-4)/(3)


\\ \sf\longmapsto 3(7y+4)=-4(y+2)


\\ \sf\longmapsto 21y+12=-4y-8


\\ \sf\longmapsto 21y+4y=-8-12


\\ \sf\longmapsto 25y=-20


\\ \sf\longmapsto y=(-20)/(25)


\\ \sf\longmapsto y=(-4)/(5)

User Crimeminister
by
8.1k points
3 votes

Answer:

Explanation:

(7y+4)/(y+2)=-4/3


(7y+4)/(y+2)=(-4)/(3)\\\\

Cross multiply,

(7y + 4) * 3 = -4*(y+ 2)

Use distributive property,

7y*3 + 4*3 = -4*y + 2*(-4)

21y + 12 = -4y - 8

Subtract 12 from both side

21y = -4y - 8 - 12

21y = -4y - 20

21y + 4y = -20

25y = -20

y = -20/25


y=(-4)/(5)

User Hesey
by
7.6k points

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