Graphing y = mx + b
Authored by Mike Mason
Mathematics
6th - 8th Grade
CCSS covered
Used 67+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
From the equation: y = -2x + 6 what is the slope of the line?
y
6
x
-2
Answer explanation
y = mx + b
m = slope
b = y-intercept
So...
y = -2x + 6
m = -2
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
From the equation: y = -2x+6 what is the y-intercept of the line?
y
6
x
-2
Answer explanation
y = mx + b
m = slope
b = y-intercept
So...
y = -2x + 6
b = 6
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the y-intercept?
(5, 0)
(-5, 0)
(0, 5)
(0, -5)
Answer explanation
The y-intercept is where the graph crosses the y-axis.
Here the graph crosses the y-axis at (0, 5)
Tags
CCSS.HSA.CED.A.2
CCSS.HSA.REI.D.10
CCSS.HSS.ID.C.7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation for the line in slope-intercept form.
y= -1x + 3
y= 4x + 3
y= -4x + 3
Answer explanation
y - intercept is (0,3), so your equation has to end in +3
The slope is positive
From the y-intercept you move down -4 and left -1
-4/-1 = 4
So
y = 4x + 3
Tags
CCSS.HSA.CED.A.2
CCSS.HSA.REI.D.10
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation represents this graph?
Answer explanation
y - intercept is -3 so your equation has to end in -3
Slope - move up 5 and left -1
So sope is 5/-1 or -5/1
y = -5x - 3
Tags
CCSS.HSA.CED.A.2
CCSS.HSA.REI.D.10
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of the graph
Tags
CCSS.HSA.CED.A.2
CCSS.HSA.REI.D.10
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
You want a y-intercept of -1
Positive slope of 4
Move: up 4 and right 1 or down -4 and left -1
Tags
CCSS.HSA.CED.A.2
CCSS.HSA.REI.D.10
CCSS.HSF.IF.C.7
CCSS.HSF.IF.B.4
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