Deep Dive · Algebra

DEEP DIVE

CSEC Algebra Training

Algebra Full Course · Module 2

Prerequisite: Module 1 (Language of Algebra) should be completed first. If you haven't done it, go to dd-algebra-m1.html to start from the beginning.

Your Full Name

A DD code will be created. If you already did Module 1, use the Returning tab with your existing code.

Module 2

Solving Linear Equations · 3 Levels · Grade 7 → CSEC

⚡ The 4 Moves Framework — Everything in this module uses these

Move 1

MOVE

Add or subtract terms across the = sign

Move 2

GROUP

Collect like terms on each side

Move 3

EXPAND

Open brackets (watch the sign!)

Move 4

DIVIDE

Divide both sides to isolate x

⚠ CSEC KILLER ALERT

The most failed bracket question at CSEC: when a negative sits outside a bracket. e.g. 15 − 2(x + 4). Most students get it wrong because they forget the minus sign distributes to BOTH terms. Level 2 Q4 will train you on this specifically.

Level 1

Question 1 of 6

0:00

This question:

3 attempts allowed

🎯

LEVEL COMPLETE

5/6

Pass mark: 5/6 · Attempt 1

🏆

MODULE 2 COMPLETE!

You have mastered Linear Equations. You now know all 4 Moves. You are ready for Module 3: Inequalities.

—

Level 1

—

Level 2

—

Level 3