Solving addition equations

Simple tasks are presented for your seventh grade math masters. They are to determine whether two numbers on a number line are equidistant from zero and what the two added together would be.

What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those...

Step 1: Use the resource. Step 2: Watch your class become experts in solving two-step problems. Scholars learn to solve two-step word problems in context. They use tape diagrams and algebraic techniques to break the problem into two,...

With two examples, the presenter shows how to solve a two-step linear equation that contains decimals. Prior to solving the first example, the presentation reviews the steps to solving any two-step linear equation. The examples require...

It's a step in the right direction! A video lesson demonstrates how to solve one-step linear equations. The instructor explains each step and shows the work, including how to check answers.

This video focuses on rational expressions and completes Sal's lecture series on working with and solving this particular type of equation. Its length would be ideal for a computer lab visit or homework assignment (in conjunction with a...

Some equations require inverses of multiplication and division. Solving equations use inverse operations to isolate the variable. The video shows how to solve one-step equations involving multiplication and division and works several...

Time to do a little two-step! Young scholars view a lesson on solving two-step equations. The video instructor shows several examples that include all different operations. The instruction emphasizes using the properties of equality as a...

The teacher demonstrates how to use the addition property of equality, applying it to both sides of the equation to find the solution.

Use the addition property of inequality to solve this problem. It's just a one step solution and then the instructor shows how to write the answer in set builder notation.