x=-1/3
A prepaid cell phone company charges $20 per month plus an additional $0.04 per minute for all calls. Write an equation to represent this situation.
c = 20 + 0.04m
(c is cost for the month and m is the number of minutes)
2x + 5 =10
x = 2.5
0.5x=26
x=52
An airplane is descending from 35,600 feet at a rate of 3200 feet per minute. Write an equation to represent this situation.
h = 35600 - 3200m
(h is height and m is minutes)
-12 = -3k + 3
k = 5
3/4x = 210
x= 280
A taxicab company charges $3.50 for each trip plus an additional $2.75 per mile traveled. Write an equation to represent this situation.
c = 3.50 + 2.75m
(c is the cost of a trip and m is the number of miles)
2/3x -35 = -13
x= 33
2.5x = -5/2
x=-1
How many boxes of envelopes can you buy with $12 if one box costs $3? WRITE AN EQUATION USING A VARIABLE FOR THE UNKNOWN.
What is 4 boxes? What is 3 * E =12?
A county fair costs $9.50 to enter plus an additional $2.50 per ticket for rides and food. Write an equation to represent this situation.
c = 9.50 + 2.50t
(c is the cost and t is the number of tickets purchased)
-x - 1 = 1
x = -2
x-3.94 = 17.90
What is $21.84? What is x-3.94=17.90?
Nadine ordered T-shirts for her chess club from a website. Each shirt is $10.95 and Nadine has a coupon for $12.50 off her total order Write an equation to represent this situation.
c = 10.95s - 12.50
(c is the cost and s is the number of shirts ordered)
x = -4