Justin and tyson are beginning an exercise program to train for football season. justin weighs 170 pounds and hopes to gain 2 pounds per week. tyson weighs 215 pounds and hopes to lose 1 pound per week. if the plan works in how many weeks will the boys weigh the same amount. what will the weight be

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %