Simultaneous Equations

Question 1:

5x 5y = -5 x +2y = 11
x=3 y=4

Question 2:

4x 3y = 4 2x 3y = -10
x=7 y=8

Question 3:

x +3y = 18 3x +4y = 34
x=6 y=4

Question 4:

5x y = 25 3x +5y = 43
x=6 y=5

Question 5:

x 3y = 4 5x +5y = 60
x=10 y=2

Question 6:

2x +3y = 34 2x +2y = 28
x=8 y=6