Writing equations in slope-intercept form

TRUE or FALSE: Slope-intercept form is written as

y = mx + b

• true

• false

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In slope-intercept form, the slope is identified as the

• m

• b

• independent variable

• dependent variable

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In slope intercept form, the y-intercept is identified by the

• m

• b

• independent variable

• dependent variable

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation that has a slope of 2/3 and a y-intercept of - 8

• $y\ =\ \frac{2}{3}x\ -\ 8\$

• x = 8

• $y\ =\ 8x\ -\ \frac{2}{3}$

• $x\ =\ \frac{2}{3}y\ +\ 8\$

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

A graph goes through the points (2 , 2) and (0 , -2). What is the slope?

• 2

• 3

• 4

• $\frac{1}{2}$

Tags

CCSS.8.EE.B.5

Write the equation of a line that goes through the points (-2 , -9) and (2 , 3).

• y = 3x - 3

• y = 2x - 3

• y = 3x + 3

• y = 2x + 3

Write the equation of the line that passes through (0 , - 6) and (3 , 9).

• y = 5x - 6

• y = 6x - 5

• y = 6x + 5

• y = 5x + 6

Write an equation of a line that passes through (4 , -1) and (0 , 2).

• y = 4x - 4

• y = 2x - 1

• y = x

• $y\ =\ -\frac{3}{4}x\ +\ 2\$

Write a linear function f with the values f(0) = - 4 and f(3) = 8

• f(x) = 4x - 4

• f(x) = 2x + 2

• f(x) = 3x + 8

• f(x) = -4x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A recording studio charges musicians a $50 set-up fee to record an album plus an additional $75 per hour. Which linear model represents the situation?

• C = 75x + 50

• C = 50x + 75

• C = 125x

• C = 75x - 50

Tags

CCSS.HSF-BF.A.1A