ALG CC 1st 9 week REVIEW

Write the equation of a line that has a slope of -2 and a y-intercept of 1

• (-2, 1)

• y = -2x + 1

• y = 1x - 2

Write the equation of the line that passes through the points (2, -1) and (0, 3)

• y = -2x + 3

• y = 2x - 1

• y = x + 3

• y = -1x + 3

Write the equation of the line.

• y = -1/3x - 2
• y = 1/3x - 2
• y = 3x - 2
• y = -3x - 2

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

• y=15x
• y=15x+80
• y=x+15
• y=80x+15

What is the y-intercept?

• (0,7)
• (0, 0)
• (0,1)
• (0, 2)

Find the slope from the table.

• -4
• 1
• 4
• -2

What is the price to rent a bike for 1 hour?

• $3
• $4
• $5
• $6

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

• y = 150 + 40
• y = 40x + 150
• y = 150x + 40

Abby decides to get a magazine subscription. It costs her $2 per magazine plus an initial fee of $3. Define the parameters.

• m= $2 per magazine, b= the initial fee of $3

• m= the initial fee of $3, b=$2 per magazine

Find the common difference of the arithmetic sequence 14, 20, 26, ...