Question

2x+3=15
x+y=6
work out the values of x and y

Answer 1

Subtract 3 from 15 and positive 3, you’re left with 2x = 12. Now you divide both sides by 2 to get x alone. x=6 so y =0

Answer 2

x=6 and y=0

Explanation:

1. 15-3=12

2. 12÷2=6 6=x

3. 6-6=0 0=y