Find the coordinate vector of =

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The sum of two numbers is 86, and their difference is 20. find the two numbers

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.