What is 3x times 10 divided by 1

For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

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.)