Which does not represent an equivalent expression to 8x +4 a) 4(2x+1)
b) 1/2 (16×+8)
c) 2 (4x+2)
d) 2x (4x+2)

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.

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol