1. Variables: A letter or symbol used to represent an unknown or changing quantity in an equation.
2. Constants: A value or quantity that does not change in an equation.
3. Coefficients: A number multiplied by a variable or a quantity in an equation.
4. Operations: Mathematical functions such as addition, subtraction, multiplication, and division that are used to manipulate terms in an equation.
5. Expressions: A combination of one or more variables, constants, and operations that represents a mathematical relationship.
6. Equations: A statement that shows the equality of two expressions or quantities, separated by an equal sign.
7. Linear equations: An equation where the highest power of the variable is one.
8. Quadratic equations: An equation where the highest power of the variable is two.
9. Polynomial equations: An equation that has more than one term where each term can be a combination of coefficients, variables, and exponents.
10. Systems of equations: A set of two or more equations with two or more variables that are solved simultaneously to find the values of the unknowns.
The main concepts in mathematics equations
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