A shipment of TV sets, some weighing 30 kg each and the others weighing 50 kg each, has a total weight of 880 kg. If there are 20 TV sets all together, how many weigh 50 kg?

The number of cameras produces since May at a plant can be modeled by the function N (m) = 50m+600 and the cost per camera can be modeled by C (m) = 4m^2-15m+45, where m is the number of months since May.

sonia wanted to buy new carpet for her L shaped room. her measurements are as follows 6ft., 17ft, 20ft, and 10 ft; what is the area of this room

A chemical company makes two brands of antifreeze. The first brand is 70% pure antifreeze, and the second brand is 95% pure antifreeze.

How can Ann group 38 rocks different

A compound event is made up of two or more simple events. True False

Subtraction of two real numbers may be defined of what operation

Suppose there are three consecutive intergers. if two times the first is added to twice the middle, the results is 69 minus the largest number. what is the largest number?

Triangle ABE is similar to triangle ACD. AB = 10, BC=12, BE=4, and CD=y. Find y.

How do solve y=5x-8 y=-6x+3 by elimination

What's the simplified form of 2x + 3 - x + 5? A. 3x + 8 B. x + 8 C. x - 8 D. x - 2