Jesse was creating an equivalent expression to 2x - 1 + 4x using several properties of operations. Line 1: 2x - 1 + 4x =
Line 2: 2x + 4x -1 =
Line 3: x(2+4) -1
What property did he use from Line 1 to Line 2?
A. Commutative Property
B. Identity Property
C. Distributive Property

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.

Find two consexutive odd integers such that the sum of their square is 650

How do you do the foil method with polynomials?