Unit 3 Review

Front

Translate: twice a number minus 5 is 7.

Back

Front

Translate: The quotient of a number and 6 minus 3 is 1.

Back

Front

Write an inequality: Twenty-two more than four times a number is less than 82.

Back

Front

Translate: The product of 4 and a number plus 17 is 5.

Back

Front

Solve the inequality: -3w - 2 < -17.

Back

Front

What is a variable in mathematics?

Back

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

Front

Define an equation.

Back

A mathematical statement that asserts the equality of two expressions, typically containing variables.

Front

What is an inequality?

Back

A mathematical statement that compares two expressions, showing that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

What does it mean to solve an equation?

Back

Finding the value(s) of the variable(s) that make the equation true.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is not equal to another.