The expression (7 +6v) + 4y is simplified in several steps below. For each step, choose the reason that best justifies it.
Step
Reason
Given expression
(7 + 6v) + 4v
7 + (6v + 4v)
Choose one
7 + 10v
Choose one
10 + 7
Choose one

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.

Which system of linear inequalities is represented by the graph?

What is the value of the product (3-2i)(3+2i)?