amclinger8593 amclinger8593
  • 21-10-2019
  • Mathematics
contestada

Determine the value of x and y in the following systems of equations5x-2y=4 ; -2x+y=2.

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nuuk nuuk
  • 22-10-2019

Answer:(x,y)=(8,18)

Step-by-step explanation:

Given

5x-2y=4-------1

Second Equation

-2x+y=2-----2

Now multiply equation 2 by 2 and it to equation 1

5x-4x+0=8

x=8

substitute it in equation 1

[tex]5\times 8-2\times y=4[/tex]

36=2y

y=18

Therefore

(x,y)=(8,18)

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