Question

E =
=
5e + 3f = -36
-e + 2f = 2
f = 1

Answer 1

e = -6

f = -2

Explanation:

I used the elimination method and multiplied the second equation by 5 to get:

-5e + 10f = 10. Added this to:

+ 5e + 3f = -36

13f = -26

f = -2

now find e: -e - 4 = 2

-e = 6

e = -6