Stop making this common algebra simplification mistake with fractions. Many students incorrectly cancel variables in the ...

Master negative fractional exponents with these simple step-by-step examples. Following up on our previous lesson, this ...

Two of the terms involve \(x\) and two involve \(y\). Now we can combine the \(x\) terms and combine the \(y\) terms to get \(3x + 2y\).

Two linear expressions can be expanded, and then simplified by collecting like terms, if there are any. Linear expressions have no terms with power of 2 or higher. For example, 15x – 4y is a linear ...