Evaluate the function t(x)=19-x, when x=-3

What is the frequency of the sinusoidal graph?

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)