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8x + 5y = 24 y= -4x what's X and what's y???!!!

8x + 5y = 24 y= -4x what's X and what's y???!!!
asked 192k views
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8x + 5y = 24

y= -4x

what's X and what's y???!!!

asked
User John Ozenua
by
7.7k points

1 Answer

6 votes
Plug y=-4x into the first equation:
8x+5(-4x)=24
-12x=24
x=-2
y=-4(-2)=8
answered
User Eniko
by
9.0k points
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