Algebraic expressions can be expanded - multiplied by one or more terms. They may also be simplified – made shorter and simpler by collecting like terms. Multiply \(-3\) by \(-4\) using the rule for ...

In this video, we provide essential "math help" by addressing "common math mistakes" students make when simplifying "algebraic expressions". This "algebra" tutorial focuses on why you cannot simply ...

Master negative fractional exponents with these simple step-by-step examples. Following up on our previous lesson, this tutorial breaks down the math behind simplifying expressions with negative ...

In algebra, letters are used when numbers are not known. Algebraic terms, such as \(2s\) or \(8y\), leave the multiplication signs out. So rather than \(2 \times s\), write \(2s\), and rather than \(8 ...