May 12, 2018 · 81 students, 140 adults We have a certain number of adults (a) and students (s) attend a game. We're told that a total of 221 people attended the game, and so: a+s=221 We're also told that …

Apr 17, 2018 · If you are in Algebra or Pre-algebra, most likely you are given an different equations that form the same line (ex. #y=2x+1 and 2y=4x+2#) and so you can pick any x coodinate and plug …

Questions and Videos on Equivalent Fractions and Simplifying, within Prealgebra

Questions and Videos on Decimals and Place Notation, within Prealgebra

Mar 24, 2016 · Mary had a meal the Carrington Cafe which cost $19.70. If the tax was 5.5%, how much did she pay in tax? Algebra

Questions and Videos on Divisibility and Factors, within Prealgebra

Questions and Videos on Ratios and Proportions, within Prealgebra

Questions and Videos on Fractions with Different Denominators, within Prealgebra

Questions and Videos on Using Decimals in Math, within Prealgebra

Questions and Videos on Exponents, within Prealgebra The number 4,000,000 has 63 positive integral factors. How do you find a and b, where 2^a 5^b is the product of all positive factors of 4,000,000?