Systems of Equations Review

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Tags

CCSS.8.EE.C.8A

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

If a system of equations has no solution, what does the graph look like?

• intersecting lines

• parallel lines

• skew lines

• same line

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes
• no

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

Solve the system by elimination.

−4x − 4y = 0

4x + 4y = 0

• (−6, −4)

• Infinite number of solutions

• (−6, 10)

• No solution

Solve:
6x + 2y = -20
y = -2x - 4

• (-5, -14)
• (1, 6)
• (-6, 8)
• (2, -8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The solution is:

• (4, 3)
• (3, 4)
• (-4, 3)
• No solution

Tags

CCSS.8.EE.C.8A

This system has _____ solutions

• 0
• 1
• 2
• Infinitely many

Tags

CCSS.8.EE.C.8B

The graph represents the height of a burning candle.  What is the meaning of the y-intercept?

• It takes 10 hours to burn the entire candle
• The candle is getting shorter by one inch per hour.
• The candle is getting taller by one inch per hour.
• The candle started at 10 inches tall.

Tags

CCSS.HSF.LE.B.5

-4x-2y=-12
4x+8y=-24

• (5,6)
• (6,-6)
• (6,-2)
• (4,-3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6