Question

Shades R Us charges $20 per day to rent a lounge chair and $15 per day to rent an umbrella. Dan and Lisa paid a total of $245 to rent a lounge chair and an umbrella each during their vacation. Lisa rented the chair and umbrella for 1 day less than Dan. The following equation represents this situation, where x represents the number of days Dan rented the lounge chair and umbrella.

20x + 15x + 20(x − 1) + 15(x − 1) = 245

What is the total amount Dan paid to rent the lounge chair and umbrella during his vacation?

a. $80
b. $105
c. $140
d. $175

Answer 1

@iGreen @geekfromthefutur

Answer 2

x(20+15+20+15) - (20+15) =245
70x - 35 =245

Add 35 to both sides and you'll get
70x -35 +35 = 245 +35
70x = 280
Then divide both sides by 70
and you'll get x =___??????

If you dont understand this et me know and i would do it slowly with you.

Answer 3

Basic answer its D

Answer 4

ok thanks that helped a lot

Answer 5

Thats good let me know if you need help with any others

Answer 6

Geek got it :D