Systems of Equations - Substitution Method

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​ (a)   + 4(​ (b)   ) = 6

• y
• x
• 3 - x
• x + 4y

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​ (a)   + 4(​ ​ (b)   ) = 8

• y
• x
• x + 4y
• 1/4x

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​ ​ (a)   + 3​ (b)   = 12

• 8 - 2y
• y
• x
• x + 3y

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​​ (a)   + 8​ (b)   = 16

• 2y - 4
• y
• x
• x + 8y

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​​ ​ 6​ (a)   - 2(​ (b)   ) = -3

• x
• 4x + 1
• y
• 6x - 2y

​ Rewrite the system of equation by dragging the appropriate expression in the blank below.

​​ ​ 4​​ (a)   +​ (b)   = 20

• x
• x + 5
• y
• 4x + y

Carolyn made a mistake while using the substitution method. Circle the error.

Denise is trying to solve systems of equations using substitution but her teacher said she keeps making a mistake when using the distributive property. Explain the error.