Linear Equations

What does the "b" stand for in y=mx+b?

• slope
• x-intercept
• y-intercept

What is the slope of the line passing through the points (3,5) and (-1,7)?

• -1/2
• -1
• -2
• 1/2

What is the equation for the line that passes through the points (4,2) and (0,6)?

• y = x + 6
• y = -2x + 2
• y = -x - 6
• y = -x + 6

What is the y-intercept of this graph?

• (0,1)
• (0,-2)
• (0,0)
• (0,3)

What is the equation of this line?

• 0
• undefined 
• y = -2
• x = -2

What is the equation of the line in the graph?

• y = 3
• x = 3
• x = 0

Given the table, write the equation in the slope-intercept form.

• y = 1/3x + 6
• y = 3x + 6
• y = 2x + 6
• y = 1/2x + 6

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

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5
• y=1/5x+5
• y=15x+5
• y=10x+5

Find the initital value

• 20

• 0

• 17

• 1