Solve the system by substitution.
y = –2x + 18
y = -4x
HURRY PLEASE
1 answer:
Answer:
x = -9
Step-by-step explanation:
x = -y/4
y = -2(-y/4) + 18
y = y/2 + 18
y/2 = 18
y = 36
x = -36/4
x = -9
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