The challenge from @JudiHoller is to complete your first fear experiment today to build your bravery muscle and be on your way to be a #FearBoss! ๐ช๐ป๐ช๐ป Be sure to tag #PLTWSummit so we can cheer you on!
This @openmiddle problem from @danluevanos will help you uncover their misconceptions about solving multi-step equations: https://t.co/ffoJy10MDE #iteachmath#MTBoS
Choice B is correct. Multiplying both sides of the given equation by 5 yields 2n = 50. Substituting 50 for 2n in the expression 2n โ 1 yields 50 โ 1 = 49. #SATPractice