An equation is simply a number sentence with a variable in the place of an unknown value. A variable is a letter that is substituted in place of the unknown value. It can be any letter you want, although x is most commonly used. To unlock this lesson you must be a Study.com Member.
Midscale, smoke-free hotel near Cedar Rapids Airport 3 floors, 74 rooms and suites-elevator-AAA 2 Diamonds.
Discover comfort and convenience at the Fairfield Inn & Suites Raleigh-Durham Airport/Brier Creek. Our hotel, which features an outstanding location just a few miles from Raleigh-Durham International Airport, boasts spacious, intelligently designed hotel rooms and an impressive assortment of budget-friendly amenities.