Solving inequalities using addition or subtraction

Front

What is an inequality?

Back

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

Front

What does the symbol '≤' mean?

Back

The symbol '≤' means 'less than or equal to'.

Front

What does the symbol '≥' mean?

Back

The symbol '≥' means 'greater than or equal to'.

Front

How do you solve an inequality using addition?

Back

To solve an inequality using addition, you add the same number to both sides of the inequality.

Front

How do you solve an inequality using subtraction?

Back

To solve an inequality using subtraction, you subtract the same number from both sides of the inequality.

Front

Solve the inequality: k - 14 ≤ -10

Back

k ≤ 4

Front

If you have $137.26 in a bank account and need at least $50, what inequality represents the amount you can write your next check for?

Back

x ≤ $87.26

Front

Solve the inequality: s + 1 ≥ -5

Back

s ≥ -6

Front

Solve the inequality: -4.5 + q > 2.5

Back

q > 7

Front

Solve the inequality: -9.6 ≤ z - 2.1

Back

z ≥ -7.5