If the sides of a quadrilateral are in the ratio of 3: 5: 7: 9 and the perimeter is 240 inches, find the length of each side

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10