Equations and Formulas
What is an Equation?
An equation says that two things are equal. It will have an equals sign "=" like this:
| x | + | 2 | = | 6 |
That equations says: what is on the left (x + 2) is equal to what is on the right (6)
So an equation is like a statement "this equals that"
(Note: this equation has the solution x=4)
What is a Formula?
A formula is a fact or rule that uses mathematical symbols.
It will usually have:
It will usually have:
- an equals sign (=)
- two or more variables (x, y, etc) that stand in for values we don't know yet
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