Question

X+4y = 2
2x + 5y = 7
Use substitution or elimination please!

Answer 1

Answer:

Step-by-step explanation:

Answer 2

substitution

x+4y=2 2x+5y=7

x=2-4y

$2(2 - 4y) + 5y = 7 \\ 4 - 8y + 5y = 7$

$- 3y = 3 \\ y = - 1$

$x = 2 - 4( - 1) \\ x = 2 + 4 = 6$