Mathematics → Algebra I (Texas TEKS) → enVision+ Texas Algebra I (2027)

Curriculum Manager

Topic 1: Solving Equations and Inequalities

1-1 Solving Linear Equations

1-2 Solving Equations with a Variable on Both Sides

1-3 Literal Equations and Formulas

1-4 Solving Inequalities in One Variable

1-5 Compound Inequalities

Topic 2: Linear Equations

2-1 Slope-Intercept Form

2-2 Point-Slope Form

2-3 Standard Form

2-4 Parallel and Perpendicular Lines

2-5 Transforming Linear Functions

Prerequisite skills

Solving multi-step linear equations

TEKS A.5A

Key idea: Clean up each side (distribute, combine), then isolate the variable.

Prerequisites

Diagnostic items (2)

Solve: 2(x + 3) = 5x − 9 → x = 5 · Variables on both sides
Solve: 6x − 2(x − 1) = 18 → x = 4 · Distribute a negative

External resources

Khan Academy · video · 6 min — Intro to equations with variables on both sides

Watch this exact lesson explained step by step

Khan Academy · video · 6 min — Equations with parentheses

Watch this exact lesson explained step by step

Khan Academy · practice · 10 min — Equations with variables on both sides

Free practice — no subscription needed

Khan Academy · practice · 10 min — Equations with parentheses

Free practice — no subscription needed

IXL · practice · 10 min — Solve linear equations with variables on one side

From IXL's enVision Algebra 1 plan, Lesson 1-2

IXL · practice · 10 min — Solve linear equations with variables on both sides

From IXL's enVision Algebra 1 plan, Lesson 1-3

IXL · practice · 10 min — Find the number of solutions to a linear equation

From IXL's enVision Algebra 1 plan, Lesson 1-3

IXL · practice · 10 min — Variables on both sides: word problems

From IXL's enVision Algebra 1 plan, Lesson 1-3