56 Algebra 1 Tutorials
These Algebra 1 tutorials are written by experienced educators, all of whom also offer private tutoring lessons. Get the Algebra 1 help you need, whether through these tutorials or through private tutoring lessons.
Simplicity is often something not attributed to math, but squaring numbers should be. Do you know why we say “the square of x is…”? It’s very simple, we are really saying “the area of a square with sides x is…”. Remember that any rectangle has an area of its length times its height (area=(length)*(height)). And…
When evaluating an expression, the operations inside parentheses must be performed first. So is the same as . Both are equal to 1. The correct treatment of plus and minus signs often causes confusion, especially when there are variables in the expression.
In general, a one-variable equation such as ax+b=c can be solved by “undoing” the order of operations (PEMDAS). The order of operations is: parenthesis, exponents, multiplication, division, addition, subtraction. By doing the order of operations in reverse, we unravel the equation and isolate the variable.