Understanding Inequalities

Plus sign

Inequality sign

Multiplication sign

Division sign

Add a constant to both sides

Multiply both sides by zero

Divide both sides by the variable

Subtract the variable from both sides

Add variables to both sides

Divide variables on both sides

Multiply variables on both sides

Subtract variables from both sides

It becomes an equal sign

It flips direction

It disappears

It stays the same

When multiplying by zero

When multiplying or dividing by a negative number

When subtracting a positive number from both sides

When adding a positive number to both sides