Substitution Method — 10 Questions
Solve each pair of simultaneous equations using the substitution method. Show all working.
Name: Date:
Questions 1–9
1) 2)
y=x+4 y = 2x + 1
x + y = 12 x + y = 10
3) 4)
x=y+3 y = 3x − 2
2x + y = 15 x + y = 10
5) 6)
x = 2y + 1 y = 12 − 2x
x + y = 13 3x + y = 16
7) 8)
x = 3y − 2 y = 4x − 5
2x + y = 19 2x + y = 13
Solve each pair of simultaneous equations using the substitution method. Show all working.
Name: Date:
Questions 1–9
1) 2)
y=x+4 y = 2x + 1
x + y = 12 x + y = 10
3) 4)
x=y+3 y = 3x − 2
2x + y = 15 x + y = 10
5) 6)
x = 2y + 1 y = 12 − 2x
x + y = 13 3x + y = 16
7) 8)
x = 3y − 2 y = 4x − 5
2x + y = 19 2x + y = 13
