Solve for x. 3 (2x + 7) = 15 (x - 4)

Me find the answer and explain the process to find the answer of the problem appreciate it : )

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr^2. write your answer in scientific notation.

What is the the solution to -2(8x-4) < 2x+5