4.3 Day 2 Practice

Choose a method to solve each system of equations.

• (8,-5)

• (-1,5)

• (4,-8)

• (0,3)

Choose a method to solve each system of equations.

• (2,-1)

• (-10,12)

• (3,-7)

• (0,4)

Choose a method to solve each system of equations.

• (-2,-3)

• (0,2)

• (8,-1)

• (-3,6)

Choose a method to solve each system of equations.

• (9,-3)

• (10,2)

• (8,-11)

• (9,6)

Choose a method to solve each system of equations.

• (-3,0)

• (-5,-4)

• (3,1)

• (4,1)

Choose a method to solve each system of equations.

• Two Solutions

• One Solution

• Infinitely Many Solutions

• No Solution

Jacob and Asanji are selling cookie dough for a fundraiser. Jacob sold 7 boxes of chocolate chip cookie dough and 8 boxes of gingerbread cookie dough for a total of $181. Asanji sold 8 boxes of chocolate chip cookie dough and 4 boxes of gingerbread cookie dough for a total of $140. Write a system of equations.

Jacob: ​ (a)   +​ (b)   =​ (c)  

Asanji: ​ (d)   + ​ (e)   = 140

• 7c
• 8g
• 181
• 8c
• 4g
• 140
• 7g
• 4c
• 321

Given the following system find the cost of the chocolate chip cookie and the gingerbread cookie

• Chocolate $11

  Gingerbread: $13

• Chocolate $10.50

  Gingerbread: $9

• Chocolate $7

  Gingerbread: $21

• Chocolate $12

  Gingerbread: $15

Heather’s school is selling tickets to the annual dance competition. On the first day they sold 4 senior tickets and 4 child tickets for a total of $40. On the second day they sold 1 senior ticket and 2 child tickets for a total of $17. Write a system of equations.

Day 1: ​ (a)   +​ (b)   =​ (c)  

Day 2: ​ (d)   +​ (e)   =17

• 4s
• 4c
• 40
• 1s
• 2c
• 1c
• 2s
• 57

Given the following system of equations, find the price of a senior ticket and the price of the child ticket

• Senior: $3

  Child: $7

• Senior: $5

  Child: $2

• Senior: Free

  Child: $13.50

• Senior: $2

  Child: $11