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Use the elimination method to solve the system of equations. Choose the correct ordered pair. x + y = 9 x - y = 7 O A. (16, -7) OB. (12, -3) O C. (7,0) O D. (8, 1) 4

Use the elimination method to solve the system of equations. Choose the correct ordered pair. x + y = 9 x - y = 7 O A. (16, -7) OB. (12, -3) O C. (7,0) O D. (8, 1) 4
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1 vote
Use the elimination method to solve the system of equations. Choose the

correct ordered pair.
x + y = 9
x - y = 7
O A. (16, -7)
OB. (12, -3)
O C. (7,0)
O D. (8, 1)
4

asked
User Yann Droneaud
by
8.2k points

1 Answer

4 votes
The answer is D. (8,1)

(x+y) + (x-y) = 9+7

2x = 16

x = -8

Now for y

8 + y = 9

y = 1

answered
User Vntstudy
by
8.8k points
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