Solving Systems of Equations: Substitution

Solve the system of equations using substitution.

y = − 5

3x + 4y = − 17

• (1,-5)

• (-1,-5)

• (1,3)

• (-1,5)

Solve the system of equations using substitution.

y = 2x − 3

y = − 2x +9

• (3,-3)

• (2,4)

• (3,3)

• (-3,-3)

Solve the system of equations using substitution.

7x − 2y = − 7

y =7

• (3,5)

• (4,-2)

• (-6,7)

• (1,7)

Solve the system of equations using substitution.

x − 5y = 7

2x + 7y = − 20

• (-5,8)

• (-3,-2)

• (9,-2)

• (3,2)

Solve the system of equations using substitution.

3x − 4y = 15

7x + y = 4

• (1,3)

• (1,-3)

• (2,5)

• (-5,2)

Solve the system of equations using substitution.

− 5x − 5y = − 20

− 2x + y = 7

• (-1,5)

• (2,6)

• (-2,-6)

• (4,3)