Write three different equations that are equivalent to the equation given below. Then solve one of the equivalent equations. Be sure that you show your work clearly and/or explain how you can be sure that each of your equations is equivalent. 0.25x+0.5x=0.75

Question 5 spring semester final exam math evaluate

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 of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k