Linear Equations in two Variables

If (2 ,0) is a solution of the linear equation 2x + 3y = k, then the value of k is_____

• 4
• 5
• 6
• 2

Tags

CCSS.8.EE.C.7

The equation y = 3x + 5 has _____

• A unique solution 
• Only two solutions
• Three solutions 
• Infinitely many solutions 

Tags

CCSS.8.EE.C.8B

Graphically, the pair of equations 6x – 3y + 10 = 0 , 2x – y + 9 = 0 represents two lines which are

• intersecting at exactly one point
• intersecting at exactly two points.
• coincident. 
•  parallel.

Tags

CCSS.8.EE.C.8B

The pair of equations x + 2y + 5 = 0 and –3x – 6y + 1 = 0 have  

•  a unique solution
• exactly two solutions
• infinitely many solutions
• No solution

Tags

CCSS.8.EE.C.8B

What is pair of linear equations in two variables?

• a set of two or more linear equations in the same two variables

• a polynomial with three terms

• set of two linear equations in same two variables

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A

Vertical or horizontal?
x = -3

• vertical 
• horizontal
• neither

Tags

CCSS.HSA.REI.D.10

In slope intercept form (y=mx+b) what is the "m"?

• The y-intercept
• The x-intercept
• The slope (rate of change)
• A point

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Rewrite 2x+5y=10 in the slope-intercept form.

• $y=-\frac{\text{2}}{\text{5}}x+2$

• $y=\frac{\text{2}}{\text{5}}x+2$

• $y=\frac{\text{-2}}{\text{5}}x+10$

• $y=\frac{\text{2}}{\text{5}}+10$