I NEED THIS QUESTION ANSWERED ASAP

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

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

Find the value of x. give reasons to justify your solutions! l, m ∈ kn