Question 80003
Hello there,

Simplify both equations:

3x + 5y = 10 ---(1)
-4x = -9 -------(2)

From (2): we can find out that x = 2.25. 

Substitute this into (1) and you get: 

6.75 + 5y = 10
5y = 3.25
y = 3.25/5 or 0.65

There we go.