Collecting like terms means to simplify terms in expressions in which the variables are the same. In the expression \(5a + 2b + 3a - 6b\), the terms \(5a\) and \(+ 3a\) are like terms, as are \(2b\) ...

In algebra, letters are used to stand for values that can change (variables) or for values that are not known (unknowns). A term is a number or letter on its own, or numbers and letters multiplied ...

Picturing Math at the Metropolitan Museum of Art has prints dating back to the 15th century, all expressing the beauty of mathematics. Already a member? Sign in here. We rely on readers like you to ...

At a meeting of 6,000 mathematicians in Boston, a reporter finds people dancing, crocheting, knitting and using theater to explore and celebrate their discipline. Last week in Boston, 7,000 ...