Algebra 1 Chapter 6

Parallel Lines never intersect because...

• they have the same slopes. 

• they have the same y-intercepts.

• they have different slopes.

• they have different y-intercepts. 

Tags

CCSS.8.EE.C.8A

Solve for x and y
y = 2x + 1
y = 4x - 1

• (1, 3)

• (-1, -3)

• (-1, 3)

• (3, 1)

Tags

CCSS.HSA.REI.C.9

What is the solution to this system?
(assume a 1:1 scale)

• (-2, -2)

• (2, -2)

• (-2, 2)

• (2, 2)

Tags

CCSS.8.EE.C.8B

Solve the system using elimination:
x - y = 11
2x + y = 19

• (10, -1)

• (-1, 10)

• (3, -4)

• (6, 7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Tags

CCSS.HSA.CED.A.2

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

Tags

CCSS.8.EE.C.8B

Joley is opening her first checking account as a teenager. She doesn’t have a job, so most of the income will be gifts from birthdays and holidays. Bank A has an $8 monthly charge. Bank B charges 1% of the balance. Which account balance below will result in Bank A being a better financial choice?​

• $850

• $550

• $650

• $750

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

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

• (0,-1)

• (0,3)

• (4,0)

• (6,-2)

Tags

CCSS.HSA.REI.D.12

Which system of inequalities is graphed?

• y ≥ -x - 1
  y < x + 4

• y < -x - 1
   y ≥ x + 4

• y > -x - 1
  y ≥ x + 4

• y > -x - 1
  y ≥ x + 3

Tags

CCSS.HSA.REI.D.12