Algebra – Substitutes letters for numbers.
It deals with symbols and the rules.
The owl with a bra (algebra) was the substitute for one of the footballers with a letter on their shirt.
One of the most famous algebraic expressions is:
The letters `E` (energy) and `m` (mass) are variables and the letter `c` is the speed of light which is a constant.
A famous algebraic equation is the quadratic equation.
Another way to help you remember that algebra is substituting letters for numbers is as follows:
Along with being a footballer she’s always having problems in the papers with her eX’s (X).