# Tutor Service: Linear equations

If you need help, check out this guide!

## Linear Equations and Functions

• Graphing proportional relationships
• Solutions to linear equations
• Intercepts
• Slope
• Intro to slope-intercept form
• Graphing slope-intercept form
• Writing slope-intercept equations
• Functions
• Linear models
• Comparing linear functions
• Constructing linear models for real-world relationships
• Recognizing functions
• Linear and nonlinear functions

## Solving Equations and Inequalities

Solving equations & inequalities

• Linear equations with variables on both sides
• Linear equations with parentheses
• Analyzing the number of solutions to linear equations
• Linear equations with unknown coefficients
• Multi-step inequalities
• Compound inequalities

Linear equations & graphs

• Two-variable linear equations intro
• Slope
• Horizontal & vertical lines
• x-intercepts and y-intercepts
• Applying intercepts and slope
• Modeling with linear equations and inequalities

Forms of linear equations

• Intro to slope-intercept form
• Graphing slope-intercept equations
• Writing slope-intercept equations
• Point-slope form
• Standard form
• Summary

## Systems Of Equations

Systems of equations

• Intro to systems of equations
• Systems of equations with graphing
• Solving systems with substitution
• Number of solutions to systems of equations
• Systems of equations word problems