Unit 6 Review

What is the solution to the system of equations?

y=2x-1

-5y=10x-35

• (2,3)

• (-1,-35)

• No Solution

• (-1.5,-4)

Tags

CCSS.8.EE.C.8B

What is the solution to the system of equations represented in the tables below?

• (-7,3)

• No Solution

• (-3,-7)

• (-2,-4)

Tags

CCSS.8.EE.C.8B

What is the x-coordinate of the system of equations below?

y=6

3x+2y=24

• (4,6)

• 4

• 6

• No Solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The line y=-2x+4 is shown on the graph below. Which equation would create a system with a solution of (1,2)?

• y=4x-8

• y=x+1

• y=1/4x+1

Tags

CCSS.8.EE.C.8B

Determine whether the system has one, infinite, or no solution.

x+y=-2

x-y=5

The system has ​ _______ solution.

Tags

CCSS.8.EE.C.8B

Determine whether the system has one, infinite, or no solution.

3x-4y=12

y=3/4x-3

The system has ______solution(s)

Tags

CCSS.8.EE.C.8B

Determine whether the system has one, infinite, or no solution.

9x+15y=-18

3x+5y=-6

The system has ______solution(s)

Tags

CCSS.8.EE.C.8B

Susan spent $127.25 to purchase 25 pairs of socks, x, and pants, y. The following system represents this situation. How many pairs of pants did Susan buy?

• 21

• (4,21)

• (21,4)

• 4

Tags

CCSS.8.EE.C.8C

What is the solution to the system of equations graphed below?

• (0,2)

• (2,0)

• (0,1)

• (0,-4)

Tags

CCSS.8.EE.C.8B

A jar contains $2.55 in dimes and nickels. There are 30 coins in the jar. The system of equations can be used to determine how many nickels and dimes are in the jar.

.05x+.10y=2.55

x+y=30

How many nickels are in the jar?

• 9

• 21

• (9,21)

• 30

Tags

CCSS.8.EE.C.8C