Pre-Algebra Review

Front

Simplify the expression: -b + 2 + 9b

Back

2 + 8b

Front

Simplify the expression: -1 + 4n + 8 + 6n

Back

10n + 7

Front

Simplify the expression: (x + 10) (-2)

Back

-2x - 20

Front

Simplify the expression: -9 + (-4)

Back

-13

Front

Simplify the expression: -20 + 7

Back

-13

Front

Define: Variable

Back

A symbol used to represent an unknown value, often denoted by letters such as x, y, or n.

Front

Define: Coefficient

Back

A numerical factor that multiplies a variable in an algebraic expression.

Front

Define: Constant

Back

A fixed value that does not change, represented by a number.

Front

Define: Expression

Back

A combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

Define: Equation

Back

A mathematical statement that asserts the equality of two expressions, typically containing an equal sign (=).