Khan Academy

Worked example: two-step equations (K-A)

Dividing both sides of an equation (K-A)

One-step equations intuition (K-A)

Representing a relationship with an equation (K-A)

Same thing to both sides of equations (K-A)

A compound inequality with no solution (K-A)

Compound inequalities examples (K-A)

Compound inequalities review (K-A)

Compound inequalities: AND (K-A)

Compound inequalities: OR (K-A)

Double inequalities (K-A)

Inequalities word problems (K-A)

Plotting an inequality example (K-A)

Plotting inequalities (K-A)

Testing solutions to inequalities (K-A)

Inequalities with variables on both sides (K-A)

Inequalities with variables on both sides (with parentheses) (K-A)

Multi-step inequalities (K-A)

One-step inequalities examples (K-A)

One-step inequalities: -5c ≤ 15 (K-A)

One-step inequality word problem (K-A)

Two-step inequalities (K-A)

Two-step inequality word problem: apples (K-A)

Two-step inequality word problem: R&B (K-A)

Interpreting units in formulas (K-A)