Unit #4 Linear Relations Quiz #1

The pattern in this table continues. Which equation below relates the figure number n, to the perimeter of the figure P?

• P = 3n + 7

• P = 3n + 4

• n = 3P + 7

• P = 7n + 3

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5
• y=1/5x+5
• y=15x+5
• y=10x+5

Tags

CCSS.HSF.LE.A.2

CCSS.8.F.B.4

A dog walker earns $10 each day plus $3 per dog. What equation represents this model?

• y=3x + 10

• y=10x + 3

• y=13x

• y=10x - 3

Bowling costs $4 for shoe rental plus $5 for every game. Which equation shows how much it costs to go bowling for x games?

• y = 5x + 4

• y = 4x + 5

• y = 4(5)x

• y = 5x - 4

Linear relations are mathematical equations that describe:

• a straight line

• a circle

• a parabola

• a hyperbola

If L = 3d + 7, what is the value of L when d =2 ?

• 9

• 13

• 10

• 5

Which graph represents y= 2x ?

• 
• 
• 
• 

The rate of change of a linear relation is:

• the slope

• the y-intercept

• the equation of a line

• none of the above

• all of the above

Tags

CCSS.8.EE.B.5

Slope is calculated by

•  $\frac{run}{rise}$

• $\frac{rise}{run}$

• finding the point where the line crosses the y-axis

• finding the point where the line crosses the x-axis

Dependent Variables are

• the numbers with no variables.

• are the same as expressions.

• plotted on the x axis.

• dependent of the independent variable.