Identifying Slope Intercept and Standard Form

A group of mountain climbers begin an expedition with 250 pounds of food. They plan to eat a total of 12 pounds of food per day. Write and solve a linear equation to find the number of days their food will last.

• slope intercept form

• standard form

• point slope form

• two points

A tire dealer sells all-season tires for $68 each and all-terrain tires for $125 each. In one day, the sales both tires totaled $3,926. If 14 all-terrain tires were sold, write and solve a linear equation to find the number of all-season tires sold.

• slope intercept form

• standard form

• point slope form

• two points

You are buying the hamburgers and chicken for a party. The hamburgers cost $2.75 per pound and the chicken is $3.50 per pound. If you have $75 to spend, write and solve a linear equation to find how many pounds of chicken you can afford if you buy 12 pounds of hamburger.

• Slope intercept

• Standard form

• Point slope form

• Two Points

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. If Maria’s fee for a late book was $3.20, write and solve a linear equation to find many days late the book was.

• slope intercept form

• standard form

• point slope form

• two points

Match the equations in slope intercept form with the standard form equivalent equations.

• x - y = - 3

• 4x - 5y = 5

• x - y = 0

• x + 0y =5

• x = 5y

The ___________ of a linear equation is

Ax + By = C

where a and b are not both zero

• standard form

• slope-intercept form

• x-intercept

• point-slope form

• y-intercept

Match the equation with the y - intercept.

• (0, -3/2)

• x = -3

• (0,-1)

• 8x - 4y = 8

• (0, 4)

• 4x - 8y = 8

• (0, -2)

• 7x - 14y = 21

• none

• x + y = 4

Match the equations in standard and slope - intercept form.

• x - 4y = 22

• 
• x + 3y = 4

• 
• x - 7y = 7

• No match

• no match

• 
• 5x + 2y = -6

• 

Slope measures the _____________ of a line

• height

• direction

• steepness

• speed

Identify the slope-intercept equation:

• y = 2x - 2

• y = -2x + 2

• y = -2x + 4

• y = 2x + 4