Use the substitution method to solve the system of equations. choose the correct ordered pair.
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Answer:
D
Step-by-step explanation:
A. 2(2) - (-2)= 4+2=6
B. 2(2) - (-1) = 4+1=5
C. 2(7) - (4) = 14 - 4= 10
2(7) - 2(4) = 14 - 8 = 6 doesn't = 4
D. 2(8) - (6) = 16 - 6= 10
2(8) - 2(6) = 16 - 12 = 4 = 4