Edward is making a rectangular garden with a length that is 5 feet less than twice its width. If the perimeter of the garden is 80 feet, find the dimensions.
15 ft. by 25 ft.
Solve for x.
x=-7
Solve for x.
x=-19
Be sure to define a variable!
335 jelly beans
Solve for x
x=-9
Solve for x.
x=9
The total charge for a year of Netflix costs $231. A registration fee of $15 is paid up front and the rest if paid monthly. How much do new members pay each month? Set up and solve an equation.
let x=monthly cost, 12x+15=231, $18/month
Be sure to define a variable!
17, 19, 21
The sum of three consecutive even integers is 138. Find the numbers.
44, 46, 48
What is the high temp. in Alaska?
let x= highest temperature x-165=-80 x=85
Solve for m.
m=-3
A plant is 14 inches tall. If it grows 3 inches per year, how many years will it take to reach a height of 38 inches?
8 years
Be sure to define a variable!
80 white cars, 74 red cars, 148 black cars
Five friends attend a matinee movie & spend $8 per ticket. They also purchase a small bag of popcorn each. If the friends spend a total of $62.50, how much does each small bag of popcorn cost? Write and solve an equation. Define a variable!
let x=price of each small popcorn, 5x+40=62.50, x=$4.50
Be sure to define a variable!
19 and 67
Translate and solve: 5 times the sum of a number 9 is 15.
x=-6
Your experience on this site will be improved by allowing cookies.