Question

(A-REI) Consider the following system of equations.

3x - 5y = 4
5x + y = 16
Determine the y-coordinate of the solution of the
system.

Answer 1

Explanation:

8y=78/5x=20

x=2/5

5(2/5)+y=16

2+5y=5(16)

2+5y=80

5y=78

y=78/5