Question

solve: y-x+2=0, x-2y-4=0​

Answer 1

The solution of the pair of equations is (0,-2)

Step-by-step explanation:

$y-x+2=0$

$-x+y=-2$..(1)

$x-2y-4=0$

$x-2y=4$..(2)

Using elimination method

Adding equation(1) and (2)

$-y=2$

$y=-2$

Substitute the values in equation (1)

$-x-2=-2$

$-x=-2+2=0$

$x=0$

The solution of the pair of equations is (0,-2).

#Learns more:

https://brainly.in/question/7335527:Answered by Vedulakrishnachaitan

Answer 2

Answer:

ufy7rytfhgdtyfhgvmnbkjnl