The gym has a total of 25 treadmills and stationary bikes. There are 7 more stationary bikes than treadmills. a. Write a system of linear equations that represent this situation.

b. How many treadmills are in the gym?

c. How many stationary bikes are in the gym?​

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Which graph represents the function g(x) = |x + 4| + 2?

What’s 8y+48 and factor each expression completely