Matc the items with their prices after the discount

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Equation for the calculation double 2 and then add 5

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.