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Equations of Straight Lines

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Equations of Straight Lines
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Select the correct graph for:


2x + y = 2

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2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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Select the equation of each graph shown:

y = 2x - 2

y = 2x + 1

2x + y = -2

x + 2y = -2

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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Select the equation of each graph shown:

y = 0.5x - 2

y = 2x - 2

2x + y = 3

3x + y = 2

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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Select the equation of each graph shown:

x + y = 2

y = 2x - 2

x + y = -2

y = x + 2

5.

MATH RESPONSE QUESTION

1 min • 1 pt

Write an equation in slope-intercept form for a line that passes through the points (-7, 0) and (1, 8).

Mathematical Equivalence

ON

Answer explanation

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1. Make a table in Desmos.

2. Underneath the table type:

y1 ~ mx1 + b

3. Plug in your numbers for m and b in the slope intercept form equation: y = mx + b.

In this problem, the m is 1 and b is 7.

So the correct answers are either y = 1x + 7 or y = x + 7.

Tags

A.3(C)

6.

MATH RESPONSE QUESTION

1 min • 1 pt

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Mathematical Equivalence

ON

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the equation in standard form of the line that passes through the point (6, -1) and is parallel to the line 8x+3y=15?

8x+3y=-45

8x+3y=10

8x-3y=45

8x-3y=10

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