amber2358 amber2358

11-03-2021
Mathematics

contestada

Solve the system by substitution.
y = –2x + 18
y = -4x
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Respuesta :

jreinesurieles jreinesurieles

11-03-2021

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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