jtwaggoner21 jtwaggoner21
  • 08-04-2021
  • Mathematics
contestada

x + y = 8
2x2 – y = –5

Respuesta :

tupikaji999
tupikaji999 tupikaji999
  • 08-04-2021

Answer:

x=-2,y=10

Step-by-step explanation:

y=8-x.............equation 1

4-y=-5..........equation 2

Now,

putting the value of y in equation 2,

4-(8-x)=-5

4-8+x=-5

-3+x=-5

x=-5+3

x=-2

Then,

putting the value of x in equation 1

y=8+2

y=10

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