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sasho [114]
2 years ago
8

1. Which of the following is the x-coordinate of the solution to the system shown below?

Mathematics
1 answer:
astra-53 [7]2 years ago
3 0

Answer:

x=9

Step-by-step explanation:

Using elimination method.

Add equation 1 to equation 2

x + y = 11

x - y = 7

---------------

2x + 0 = 18

Divide both sides by 2

2x = 18

---- ----

2 2

x = 9

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