Question

If 1/x + 1/y = 1/4 and 1/x − 1/y = 3/4 , then x = ? PLEASE ANSWER ASAP!!! Thank you!!!!

Answer 1

2

Explanation:

1/x + 1/y = 1/4

1/x − 1/y = 3/4

add up side-by-side

2/x=4/4

2/x=1

x=2