12. Simplify:
7b- (8b+ 4b-6) + 3c-4(C+5)

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?