How to find the surface area of this

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

One integer is 8 times another. if the product is 72, then find the integers