U2 FOM1 Review

Graph the line -7x+3y=0

What does the slope in the expression of the function represent?

• the initial fee for installation is $35

• the initial fee for installation is $100

• the cost per hour for installation is $35

• the number of hours to complete installation is x

Which statements are true? Select all that apply.

• The point (−8, 9) lies on the line.

• The point (0, 4) lies on the line

• The point (4, 0) lies on the line

• The point (9, −8) lies on the line.

• The equation 3x+4y=12 represents the line

What is the linear equation?

• y=−4x+4

• y=−3x+4

• y=3x+2

• y=5x+3

What is the equation of a line in slope intercept form given the slope is -2 and passes through a point (-13,21)?

Mathematical Equivalence

ON

Which equation best represents the graph shown?

• 3x−3y=3

• 5x−5y=−5

• 4x+4y=0

• 6x+6y=−6

Which equation best fits the data?

• 7x−4y=−20

• 7x−4y=20

• 4x−7y=−20

• 4x−7y=20

The crane lifts the materials at a rate of​ (a)   and the initial height of the materials is ​ (b)  

• 0 feet per second
• 3 feet per second
• 4 feet per second
• 3 feet
• 0 feet
• 4 feet

What is the y-intercept?

• 3.75

• −4.50

• 0.50

• −2.00

What does the y-intercept represent?

• Sheila can work 28.7 hours during the night and make approximately $280

• Sheila can work 280 hours at any time and make approximately $280

• Sheila can work 33.7 hours during the night and make approximately $280

• Sheila can work 20 hours each (day and night) and make approximately $280