So since the kitchens long is wide x 2 if you add the 2 longs it makes a wide so you end up with 3 wides technically. So you divide 84 by 3 and u get 28 so make your 2 wides 28. Then u divide 28 by 2 to get 14 so your longs are 14 and your wides are 28 if u add it all together it’s 84.
Step-by-step explanation:
add all those parthesis before the 3 dots then all those after the3 dots then add the answers I think pretty sure haven't done it in awhile