The Vocab for Algebra 1

Something that allows one to add the same quantity to both sides of an equation.

To substitute number values into an expression.

A letter used to represent a number value in an expression or an equation.

Operations that undo each other´s effect.

It lets you divide both sides of an equation by the same number.

States that when both sides of an equation are multiplied by the same number.

States that when both sides of an equation have the same number subtracted from them. _^⨂

A value that does not change.

A thing that is made up of three things: numbers, variables, and operation signs.

To make a variable alone

The number part in front of a non-numerical symbol in a algebraic expression.

A mathematical statement that says that two expressions have the same value.

To find the value(s) of a variable(s) that makes a mathematical sentence (equation) true.