Praxis Math
Praxis Mathematics examination for teacher certification.
Algebraic Thinking
Expressions and Equations
Algebra is like a puzzle! It uses symbols and letters to represent numbers in equations or expressions. Understanding how to manipulate these expressions is key to solving unknowns.
Variables and Simplifying
Variables stand in for unknown values. Learning to combine like terms and use distributive properties makes equations easier to solve.
Solving for the Unknown
Setting up equations from word problems and solving for variables is a core algebra skill. Remember to do the same operation to both sides of the equation to keep things balanced.
Everyday Algebra
Algebraic thinking is used when comparing phone plans, figuring out distances, or even splitting bills.
Examples
Solving \( x + 5 = 12 \) to find out how many more apples you need.
Simplifying \( 2x + 3x = 5x \) when combining similar items.
In a Nutshell
Algebra helps us represent and solve problems with unknown values.