AdinTindell
AdinTindell AdinTindell
  • 11-11-2020
  • Mathematics
contestada

* Elimination With Multiplying *
1. 2x − 3y = −6

-5x − 9y = 15

2. −8x − 3y = 16

−8x − 4y = 24

3. 4x − 2y = 22

−3x − 9y = −6

Respuesta :

michellemccoy05 michellemccoy05
  • 12-11-2020
1.
(2x-3y=-6)-3
-5x-9y=15

-6x+9y=18
-5x-9y=15
-11x=33
x= -3
y=0

2.
(-8x-3y=16)-1
-8x-4y=24

8x+3y=-16
-8x-4y=24
-1y=8
y= -8
x=1

i couldn’t figure out 3 where it made sense but i hope i helped
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