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What is the x-coordinate of the solution for the system of equations? {y−x=9 10+2x=−2y Enter your answer in the box. x =

What is the x-coordinate of the solution for the system of equations? {y−x=9 10+2x=−2y Enter your answer in the box. x =
asked 92.9k views
3 votes
What is the x-coordinate of the solution for the system of equations?

{y−x=9
10+2x=−2y

Enter your answer in the box.

x =

asked
User Tda
by
8.2k points

2 Answers

2 votes

Answer:x = -7

Explanation:

answered
User Christopher Louden
by
7.5k points
3 votes
2x+2y=-10
-x+y. = 9

2x + 2y = -10
-2x + 2y = 18

4y = 8

y= 2

2 - x = 9

-x = 7

x = -7
answered
User John A Qualls
by
8.4k points
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