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1 vote
Solve the equation. Negative StartFraction 9 Over 15 EndFraction y + StartFraction 3 Over 21 EndFraction = StartFraction 5 Over 15 EndFraction y minus StartFraction 14 Over 21 EndFraction What is the solution?

2 Answers

1 vote

Answer:

Explanation:

9/15y + 3/21 = 5/15 y - 14/21. Adding 14/21 to both sides we then get 9/15y + 17/21 = 5/15y. Subtracting 5/15y from both sides, we get 4/15y + 17/21 = 0.

Then we get 4/15y = -17/21. Dividing by 4/15 gets us -17/21 * 4/15 = -68/315 = y.

answered
User Piotr Badura
by
7.9k points
4 votes

Answer:

y=85/98

Explanation:

Solve the equation.

Negative StartFraction 9 Over 15 EndFraction y + StartFraction 3 Over 21 EndFraction = StartFraction 5 Over 15 EndFraction y minus StartFraction 14 Over 21 EndFraction

What is the solution?

y = StartFraction 68 Over 315 EndFraction

y = StartFraction 31 Over 105 EndFraction

y = StartFraction 85 Over 98 EndFraction

y = StartFraction 85 Over 28 EndFraction

answered
User Fishsticks
by
7.8k points

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