Solving Equations & Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as >, <, ≥, or ≤.

Front

Solve the inequality: x - 4 > 13

Back

x > 17

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable that make the equation true.

Front

Solve the equation: x - 8 = 11

Back

x = 19

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 greater or less than another.

Front

If Berkley deposits $300 and has over $700, what inequality represents her account balance before the deposit?

Back

x + 300 > 700

Front

Solve the inequality: x - 3 < -5

Back

x < -2

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents an unknown value in an equation or inequality.

Front

What does the symbol '>' mean?

Back

'>' means 'greater than'.

Front

What does the symbol '<' mean?

Back

'<'' means 'less than'.