Algebra Basics

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Questions and Answers

What is the graph of a linear function?

A parabola
A circle
A curved line
A straight line (correct)

A system of 2 linear equations in 2 variables always has a unique solution.

True (A)

What is the simplest form of the equation 2x + 3 = 5?

2x = 2

A linear inequality in 2 variables can be represented on a graph as a region above or below a _______________________.

<p>line</p> Signup and view all the answers

Match the following types of equations with their descriptions:

<p>Linear equation in 1 variable = Equation with one variable and a degree of 1 Linear equation in 2 variables = Equation with two variables and a degree of 1 Linear inequality in 1 variable = Inequality with one variable and a degree of 1 System of 2 linear equations in 2 variables = Two equations with two variables and a degree of 1</p> Signup and view all the answers

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Study Notes

Algebra Overview

Algebra is a branch of mathematics that deals with the analysis, solution, and creation of linear equations and inequalities.

Types of Algebra Questions

Linear equations in 1 variable: involves solving for a single unknown variable.
Linear equations in 2 variables: involves solving for two unknown variables.
Linear functions: deals with functions that can be represented by a linear equation.
Systems of 2 linear equations in 2 variables: involves solving two linear equations with two unknown variables.
Linear inequalities in 1 or 2 variables: deals with inequalities that can be represented by a linear equation.