Equations review, Part 1 (8th grade math)

We review some basic principles concerning equations, such as:
- What is an equation? What is a root of an equation?
- To solve an equation, do the same mathematical operation to both sides (I go through some examples)
- A common student mistake is to calculate (add, subtract in particular) across sides.

See also

Scientific notation, large numbers — video lesson

Math Mammoth Grade 8 curriculum

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