Systems of Equations and Inequalities Review

An inequality using a > or a < has a ___________ line

• invisible

• solid

• dashed

Tags

CCSS.6.EE.B.8

A system of equations that looks like this has ....

• infinite solutions

• no solution

• one solution 

Tags

CCSS.8.EE.C.8A

Is (3,-4) a solution to this system?

• yes

• no

Pick the ordered pair that is NOT a solution

• (0,0)

• (1,-1)

• (2,0)

• (4,-4)

Tags

CCSS.HSA.REI.D.12

Solve using any method:
3x-7y=10
12x+14y=16

• (2,-.57)

• (2,-.75)

• (.57,-2)

• (.75,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The sum of 2 numbers is 33.  The smaller number is 8 less than 7 times lager number.
Let x= the smaller number and y=the larger number. 
Pick which system of equations follows this problem.

• x=8-7y
  x+y=33

• x=7y-8
  x+y=33

• 7x+8y=33
  x+y=n

• 2+x=33
  x=8y-7

Tags

CCSS.8.EE.C.8C

Pick the following inequality that relates to this graph:

• y<-2x+2

• y≤-2x+2

• y>-2x+2

• y≥-2x+2

Tags

CCSS.HSA.REI.D.12

Is (3,2) a solution to
3x-4y=1
x-y=0

• yes

• no

Solve the following system:
A farmer is in his field and knows he has 13 animals.  His animals are made up of chickens and cows.  The farmer can see that he has 34 legs in all but needs to know how many of each animal he has. 

• 4 cows, 9 chickens 

• 4 cows, 2 chickens

• 9 cows, 4 chickens

• 9 cows, 2 chickens 

Tags

CCSS.8.EE.C.8C

What is the solution to the system?

• (-1, 4)

• (3, 0)

• (4, 1)

• (0, -1)

Tags

CCSS.8.EE.C.8B