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Which equation results from adding the equations in this system? -2 x + y = 8. 5 x - y = -5. 7 x = 13 7 x = 3 3 x = 3 3 x = 13

Which equation results from adding the equations in this system? -2 x + y = 8. 5 x - y = -5. 7 x = 13 7 x = 3 3 x = 3 3 x = 13
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1 vote
Which equation results from adding the equations in this system?

-2 x + y = 8. 5 x - y = -5.

7 x = 13
7 x = 3
3 x = 3
3 x = 13

asked
User Deykun
by
9.2k points

2 Answers

4 votes
-2x + y = 8
5x - y = -5
Add regularly
-2x + 5x = 3x
y + (-y) = 0
8 + (-5) = 3

Solution: 3x = 3
answered
User Vitor Baptista
by
7.6k points
3 votes

Answer:

i dont know

i am only a kid

but it is 100000000000000

hehe

answered
User Deepfreeze
by
7.9k points
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