niasiabellamy02 niasiabellamy02
  • 15-01-2021
  • Mathematics
contestada

4x-7y=-8 and 3x+2y=-6 solve for x and y

Respuesta :

Smriti098
Smriti098 Smriti098
  • 16-01-2021

Step-by-step explanation:

4x-7y= -8

or, 4x= 7y-8

or, x = 7y-8 ...........(i)

4

3x+ 2y =-6

or, 3x= -(2y+6)

or, x= -(2y+6) ........... (ii)

3

from (i) and (ii),

7y-8 = -(2y+6)

4 3

or, 21y-24 = -8y-24

or,

y =

then , Let's put the value of y in (i) or (ii)

x =

sorry I'm tired

so, i can't complete this

Answer Link

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