PLEASE HELP! I WILL MARK BRAINLIEST!

If ZY = 2x + 3 and WX = x+4, find WX.

Your answer will be so appreciated.

Multiply. write your answer in simplest form. 3/8 x 5/7

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.