The Substitution Method Exercises

Solve this system of equations using the substitution method.

-3x + y = 6

x + 2y = -2

Hint

Solve the first equation for y and substitute it into the second equation.

Solve this system of equations using the substitution method.

8x + 10y = 4

y = 6x + 2

Hint

Substitute the second equation into first equation.

Solve the system of linear equations using the substitution method.

3x + 5y = -9

Hint

Substitute x from the second equation into the first.

Solve the system of linear equations using the substitution method.

6x = -y – 2

-12x – 2y = 4

Hint

Substitute y from the first equation into the second.

Solve the system of linear equations using the substitution method.

14x – y = 9

-2y = -8 – 28x

Hint

Sub in y from the first equation into the second.

Solve this system of equations using the substitution method.

4x – 2y = 3

2x + 5y = 1

Hint

Solve the second equation for y and sub into the first equation. Be careful with the fractions.