Quiz #6 "Elimination Method"

Solve the system using the Elimination Method. Determine the number of solutions. 

 $2x+3y=3$  

 $4x+6y=10$  

• No Solution

• Infinitely Many Solutions

• One Solution

Tags

CCSS.8.EE.C.8B

Solve the system using the Elimination Method.

 $-2x-9y=-25$  

 $-4x-9y=-23$  

•  $\left(3,\ -1\right)$  

•  $\left(-1,\ 3\right)$  

•  $\left(1,\ -3\right)$  

•  $\left(-3,\ 1\right)$  

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using the Elimination Method.

 $-4x+9y=9$  

 $x-3y=-6$  

What is the x-value of the solution?

*Type the number only.*

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the system of equations graphed?

*Include parenthesis in your solution.*

Tags

CCSS.8.EE.C.8B

Destiny's school is selling tickets to the school play. On the first day of sales, the school sold 3 adult tickets and 5 student tickets for $70. On the second day of sales, the school sold 12 adult tickets and 12 student tickets for $216. Write two equations (one for each day of sales) the would be used to represent the cost of adult tickets, x, and student tickets, y.

•  $3x+5y=70$  

•  $5x+3y=70$  

•  $x+y=216$  

•  $12x+12y=216$  

Tags

CCSS.8.EE.C.8C