Question

How do you find X and Y?
4y + 5z = 60
5x + 3y = 60
4x + 3z = 60

Answer 1

Answer:

1. y=5    x=8

2. x=9     y=5

3. x=12    z=4

Step-by-step explanation:

1.    4(5)+5(8)=60

2.   5(9)+3(5)=60

3.   4(12)+3(4)=60