can anyone help me in math, for free? i'm in 8th grade. it's mostly scientific notation, modules, pythagorean theorem, and functions. you have to have some type of social media! (ig, snap, dc, ect)

Sara bought a pair of pants that were on sale for 30 percent off of the original price. if the original price of the pants was $29, what was the sales price of the pants?

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?