PLEASE HELP 50 POINTS AND MARKED BRAINLIEST MY GRADE DEPENDS ON THIS PLEASE !
Two blocks, each with a mass of 12 kg, are placed on a frictionless horizontal surface and are connected by a massless spring with a spring constant of k = 220 N/m. If you apply a horizontal force of 18 N to one of the blocks, then how much will the spring compress as the boxes accelerate?