2 years ago

Solve the system by substitution. y = –2x + 18 y = -4x HURRY PLEASE

Mathematics

1 answer:

Irina-Kira [14]2 years ago

5 0

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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