Linear Algebra

y = 2x + 3 is shown in which graph?

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which line passes through the point (1,2)?

• y = 3x - 1

• y = x + 2

• y = x - 1

• y = 2x + 1

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

which statement is true?

• the slope is 50/1 so he makes $1 every hour

• The slope is 1/50 so he makes $50 every hour.

• The slope is 1/50 so he makes $1 every hour

• the slope is 50/1 so he makes $50 an hour

Tags

CCSS.HSF.LE.B.5

What is the y intercept?

• (5,0)

• (0,5)

• (4,0)

• (0,4)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

Solve for x: 3x - 4.5x - 3 = 5x + 94.5

• 7.8

• -15

• 15

• -7.8

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Plot (2,4) and (0, -2) and name the slope in simplified fraction form.

•  $\frac{-3}{1}$  

•  $\frac{-6}{1}$  

•  $\frac{3}{1}$  

•  $\frac{1}{6}$  

Tags

CCSS.8.EE.B.5

Is (5, -1) a solution to the graph?

• yes

• no

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is the equation of the line?

• y = x + 2

• $y\ =\ \frac{2}{3}x\ +\ 2$

• $y\ =\ \frac{-2}{3}x\ +\ 2$

• $y\ =\ \frac{2}{3}x\ +\ 4$

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Find x, if y = -1 in the linear equation y = 1/3 x - 4.

• 9

• -9

Tags

CCSS.HSF.IF.A.2

How many gallons per minute of water was used?

• 10 gallons per minute

• 5 gallons per minute

• 5 minutes per gallon

• 10 minutes per gallon

Tags

CCSS.8.EE.B.5