bdowner0129p41zwv bdowner0129p41zwv

16-05-2020
Mathematics

contestada

-3х +8y = 8
3х - 9y=-15
Please help solve

Respuesta :

xomqjessx74 xomqjessx74

16-05-2020

Answer:

x=16 and y=7

Step-by-step explanation:

This is easy. Its a systems equation.

-3x + 8y=8

3x - 9y= -15

-3x and 3x cancel out

8y plus -9y= -y

8+-15= -7

y=7

-3x+8(7)=8

-3x+56=8

-3x=-48

x=16

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