Solve a System of Equations

True or False - Solving a system of equations can be done by Graphing, Substitution, or Elimination

• True

• False

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

True or false - if 2 lines are parallel, then it has an infinite number of solutions

• True

• False

Tags

CCSS.8.EE.C.8B

True or False - If 2 lines have different slopes, then those lines are parallel

• True

• False

Tags

CCSS.8.EE.B.6

Solve the system of equations by using either substitution or elimination

y = x + 4

x + y = -12

• (8, -4)

• (-8, 4)

• (-8, -4)

• (8, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations.

x = 10-2y

x + 3y = 14

• (2, 4)

• (4, 2)

• (-2, -4)

• (-4, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations

y = 2x

x + 3y = 14

• (4, 2)

• (-2, -4)

• (2, 4)

• (2, 7)

Tags

CCSS.HSA.REI.C.7

Give the solution to the system

• (3,1)
• (1,3)
• (-1,3)
• No solution

Tags

CCSS.8.EE.C.8B

Solve for x and y
5x + 3y = 7
y = 4

• (4,1)
• (4,-1)
• (1,4)
• (-1,4)

Tags

CCSS.HSA.REI.C.9

Solve for x and y
2x − 3y = −1
 y = x − 1

• (-2,-3)
• (0,-1)
• (3,4)
• (4,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:
y = 2x -11
-3y = -6x -15

• (-1.5,-4)
• (1.5,4)
• No solution (parallel lines)
• Infinitely many solutions

Tags

CCSS.8.EE.C.8B