IA Chapter 5 Test

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• x

Tags

CCSS.HSS.ID.C.7

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

Tags

CCSS.HSS.ID.C.7

How would you write the equation with a slope of 2/3 and a y-intercept of -3

• y=3/2x+3
• y=2/3-3
• y=2/3x-3
• y=2/3x+3

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

CCSS.HSS.ID.C.7

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y + 7 = -1/4(x - 4)
• y - 4 = -1/4(x + 7)
• y + 7 = 4(x - 4)
• y - 7 = -1/4(x - 4)

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.5

What is the slope of the following equation?

 $y-4=-\left(x+2\right)$  

• 1

• -1

• 2

• -4

Tags

CCSS.HSS.ID.C.7

Andrew has two part-time jobs. One pays $6 per hour and the other pays $10 per hour. He wants to make $336 per week. If he is only allowed to work 15 hours per week at the $10 per hour job, how many hours does he need to work per week at his $6 per hour job in order to achieve his goals?

____ hours

Which of the following lines represents the line of best fit for the scatter plot?

• A
• B
• C
• D

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours
• 35 hours
• 45 hours
• 15 hours

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

What is the equation of the line of best fit?

• y = -25x + 170

• y = -5/8x + 170

• y = 25x + 170

• y = 5/8x + 170

Tags

CCSS.HSA.CED.A.2

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7