Which lists all the integer solutions of the equation |x| = 7?
a. –7 only
b. –7 and 7
c. 0 and 7
d. 7 only

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

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?