What is 2x + 6 = 20 Thank you :)

Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?

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

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.