Khan Academy

Writing basic expressions word problems -video (K-A)

Why a negative times a negative makes sense (K-A)

Find the mistake: two-step equations (K-A)

Combining like terms challenge problem (K-A)

Intro to combining like terms (K-A)

Simplifying expressions (K-A)

Simplifying expressions with rational numbers (K-A)

Interpreting linear expressions: diamonds (K-A)

Interpreting linear expressions: flowers (K-A)

Writing expressions word problems (K-A)

Intro to two-step equations (K-A)

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

Two-step equations intuition (K-A)

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

Two-step equations review (K-A)

Two-step equations with decimals and fractions (K-A)

Two-step equations with decimals and fractions-video (K-A)

Equation word problem: super yoga (1 of 2) (K-A)

Equation word problem: super yoga (2 of 2) (K-A)

Two-step equation word problem: computers (K-A)

Two-step equation word problem: garden (K-A)

Two-step equation word problem: oranges (K-A)

One-step inequalities examples (K-A)

One-step inequalities: -5c ≤ 15 (K-A)

One-step inequality word problem (K-A)