Fatdinosaur Fatdinosaur

02-12-2021
Mathematics

contestada

Y=x+9 3x+8y=-5
Help plz

Respuesta :

ericfeng1003 ericfeng1003

02-12-2021

Answer:

x= -7, y=2

Step-by-step explanation:

Since y = x+9 you can plug y as x+9 in the other equation

3x+8(x+9)= -5

3x+8x+72= -5

11x= -77

x= -7

y= x+9

y= -7+9

y= 2

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