Which statement makes the best open sentence 12 + 3x = 30 true? a. x=2b. x=4c. x=5d. x=6

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish