What are parell lines

136.422what is the 3 value

How many whole numbers are there between 20 and 30

Choose the correct method to factor the following completely. rx - sx + r - s

In a medical study, 107 people were given a new vitamin pill. If a participant got sick, they were removed from the study. Ten of the participants caught a common cold, 2 came down with the flu, 18 got sick to their stomach, and 77 never got sick.

How many liters of a 90% acid solution must be added to 6 liters of a 15% acid solution to obtain a 40% acid solution?

The expression square root 5x is equivalent to the expression x square root 5

9x - 3y = - 2 -3x + y = - 3

Simplify - 19+13 + (-22)

What is the residual of a week in which a barrel of crude oil costs $60 and a barrel of jet fuel costs $78?

The company is building a scale model of the theater's main show tank for an investor's presentation. Each dimension will be made 1/8th of the original dimension to accommodate the mock-up in the presentation room.