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Write Equations In Slope Intercept Form

Authored by Ileana Treyes

Mathematics

8th Grade

CCSS covered

Used 260+ times

Write Equations In Slope Intercept Form
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This quiz comprehensively covers linear equations and their various forms, targeting 8th-grade algebra students who are developing foundational skills in coordinate geometry and algebraic representation. The questions systematically progress through calculating slope from two points, tables, and graphs, identifying and writing equations in slope-intercept form (y = mx + b), and converting between different forms of linear equations including point-slope and standard form. Students must demonstrate understanding of slope as rate of change, y-intercept as the starting value, and the ability to interpret these concepts in real-world contexts such as pricing models and time relationships. The quiz requires students to manipulate algebraic expressions, substitute values into formulas, identify key characteristics of linear functions, and translate between multiple representations of the same mathematical relationship. Created by Ileana Treyes, a Mathematics teacher in the US who teaches grade 8. This assessment serves as an excellent tool for formative evaluation of student understanding before moving into more complex linear function applications, and can be effectively used as a review activity after instruction on linear equations or as homework to reinforce classroom learning. The variety of question types—from basic slope calculations to real-world application problems—makes this quiz particularly valuable for identifying specific areas where individual students may need additional support. The quiz aligns with Common Core standards 8.EE.B.6 (deriving y = mx for lines through the origin and y = mx + b for lines intercepting the vertical axis at b) and 8.F.B.4 (constructing functions to model linear relationships), providing teachers with data to guide instruction and ensure students master these essential algebraic concepts before advancing to systems of equations and more complex function analysis.

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29 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the slope between the points
(-3, -4) & (7, 6)?

0
Undefined
-1
1

Tags

CCSS.8.EE.B.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the slope from the table.

-4
1
4
-2

Tags

CCSS.8.EE.B.5

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the slope of the equation?
y = -3x + 4

-3
4
-4
3

Tags

CCSS.8.EE.B.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slope a horizontal line?

-1
undefined
1
0

Tags

CCSS.8.EE.B.5

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of these represents slope-intercept form?

y - y1 = m(x-x1)
Ax + By = C
y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does "m" represent in y=mx+b?

y-intercept
slope
macaroni
nothing

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which of these lines has a slope of -3?

A
B
C
D

Tags

CCSS.8.EE.B.5

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