Simplify 5√11-12√11-2√11 a. -33√9
b.-11√9
c.-9√11
d.-9√33

please explain process if possible :)

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

What is x and y intercepts for y=x+7

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your