Simplify 4(5x - 6) - 4(2x + 1)

12x - 5
12x - 20
12x - 28

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?