# 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.

## Square x (x^2) Posted by: Spencer S on Sep 11, 2016

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…

## Keeping Track of Minus Signs in Parentheses: Subtraction Posted by: Michael T on Aug 23, 2016

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.

## Solving an equation in one variable Posted by: Brian C on Aug 14, 2016

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.

## Algebra 1: Sample Problem 1 Posted by: Robert D on Jul 04, 2016

A simple word problem using variables

## Solving Equations Posted by: Robert S on Jun 29, 2016

This tutor describes how to solve basic algebraic equations.

## Algebra 1: Sample Problem 2 Posted by: Robert D on Jun 15, 2016

A similar problem to the first one, but with different known values. A key concept in algebra is using explicit information to determine implicit information, and solving for the unknown from there.

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