Linear Mix

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

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

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

• 5

• -3

• 53

• 3

Tags

CCSS.HSF.IF.A.2

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

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

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

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

The table shows how many bottles of water are left after x days. On which day will the family run out of bottles?

• 12

• 10

• 6

• 9

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

Graph. y = 2/3x - 3

The table shows the amount of money in Sonya's lunch account after x days. What does f(7)=26 mean?

• On day 26 she weill have 7 dollars in the account.

• On day 7 she will have 26 dollars in the account.

• She will add 7 dollars to her account on day 26.

• She will take 26 dollars out of her account on day 7.

Tags

CCSS.HSF.IF.A.2