Systems of Linear Inequalities review

Which of the following is not a solution to this system of inequalities?

• (0,-1)
• (0,3)
• (4,0)
• (6,-2)

Which of the following points is a solution to the system of equations below?
x + 2y ≥ 4
3x − 2y < 4
Take your time!

• (0, 0)
• (2, 1)
• (2, 2)
• (-1, 1)

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.12

Write the inequalities

• y≥-2x+3
  y≤x-3
• y>2x+3
  y≥x-3
• y>-2x+3
  y≥x-3
• y<-2x+3
  y≤x-3

Tags

CCSS.HSA.REI.D.12

Write the inequality

• y>2/3x-3
• y<2/3x-3
• y≤2/3x-3
• y≥2/3x-3

Tags

CCSS.HSA.REI.D.12

Select the correct graph for each inequality.

• A
• B
• C
• _D

Tags

CCSS.HSA.REI.D.12

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

• invisible
• solid
• dashed

Tags

CCSS.HSA.REI.D.12

The graph of 
y ≥  x - 3 
is shaded ???

• Over / Above
• Under / Below

Tags

CCSS.HSA.REI.D.12

The graph of 
3x + 3y < 9
is shaded ???

• Over / Above
• Under / Below

You can work a total of no more than 41 hours each week at your two jobs. Housecleaning pays $5 per hour and your sales job pays $8 per hour. You need to earn at least $254 each week to pay your bills. Write a system to represent the situation.

• x+y≤254
  5x+8y≥41
• x+41≤y
  5x+8y≥254
• x+y≤41
  5x+8y≥254
• x+y>41
  5x+8y<254

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

Fuel x costs $2 per gallon and fuel y costs $3 per gallon. You have at most $18 to spend on fuel. Your tank can hold 14 gallons at most. Write a system to represent this situation.

• x+y≤14
  2x+3y≤18
• 2x+3y≤14
  x+y≤18
• 2x+y<18
  x+3y<14
• x+14≤y
  2x+3y≤18

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3