Seudónimo Seudónimo
  • 16-02-2021
  • Mathematics
contestada

solve the following system using elimination tech
-8x-10y=24
6x+5y=2

Respuesta :

cairde
cairde cairde
  • 16-02-2021

Answer:

x=5, y=-5.6

Step-by-step explanation:

-8x-10y=24

6x+5y=2

-8x-10y=24

2(6x+5y=2)

-8x-10y=24

12x+10y=4

4x=20

x=5

6x+5y=2

6(5)+5y=2

5y=2-30

y=-28/5

y=-5.6

Answer Link
piskonov piskonov
  • 16-02-2021

x = 7

y = -8

replace x by value in function of y in equation 2 to compute y then compute x

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