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Solve by elimination: 8x + 7y = 13 12x-7y = 47

Solve by elimination: 8x + 7y = 13 12x-7y = 47
asked 8.8k views
4 votes
Solve by elimination:
8x + 7y = 13
12x-7y = 47

asked
User Sean Doherty
by
8.4k points

2 Answers

5 votes

Answer:

(3, -11/7)

Explanation:

8x + 7y = 13

12x-7y = 47

20x = 60

x=3

8(3) + 7y = 13

24 + 7y = 13

7y = -11

y = -11/7

answered
User VenkaReddy
by
8.0k points
1 vote

Answer:

15yx and 5yx

Explanation:

answered
User Grzegorz W
by
8.7k points
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