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Linear Mix

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Linear Mix
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is f(6) for the function f(x)=3x-8

-8

10

-144

answer not here

Answer explanation

Tags

CCSS.HSF.IF.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If f(x)=3x-8 , what value of x would make f(x)=10?

-8

6

-144

answer not here

Tags

CCSS.HSF.IF.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x)=5x−12. What value of x would make f(x)=13?

5

-3

53

3

Tags

CCSS.HSF.IF.A.2

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which points are on the graph of the equation x+4y=7? Select all tha apply.

(7/4, 0)

(0, 7/4)

(7, 0)

(0,7)

Answer explanation

A linear graph are all the points that make an equation true. To determine if a point is on a graph substiute the x and y coordinates into the equation and check to see if the equation is true.

Tags

CCSS.HSF.IF.A.1

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which points are on the graph of the equation 5x - 3y = 15?

(3, 0)

(0,-5)

(6,5)

(5,-3)

Tags

CCSS.HSF.IF.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows the amount of money in Sonya's lunch account after x days. How much money was in the account before Sonya purchased any lunches?

$34

$40

$38

$42

Answer explanation

You can answer this question by either writing and using a function for the table, or by extending the table. The video shows how to extend the table.

Tags

CCSS.HSF.LE.B.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows the amount of money in Sonya's lunch account after x days. On which day will she run out of money?

19

20

21

13

Answer explanation

You can answer this question by either writing and using a function for the table, or by extending the table. The video shows how to extend the table.

Tags

CCSS.HSF.IF.A.2

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