Given the parent function p(x)=cosx, which phrase best describes the transformation used to obtain the graph of g(x) = cos(x+a)-b, if a and b are positive constants

What is the value of 1/3x + 7x when x = 5

What expression is equivalent to 1/2(2+3x-6)

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable