
Linear equations, functions, & graphs | Khan Academy
This topic covers: - Intercepts of linear equations/functions - Slope of linear equations/functions - Slope-intercept, point-slope, & standard forms - Graphing linear equations/functions - Writing linear …
Functions and linear models | Pre-algebra | Math | Khan Academy
Linear equations word problems: volcano Linear equations word problems: earnings Modeling with linear equations: snow Linear function example: spending money Fitting a line to data
Linear equations & graphs | Algebra 1 | Math | Khan Academy
Modeling with linear equations and inequalities Learn Comparing linear rates example Linear equations & graphs: FAQ
Understanding linear relationships | Lesson - Khan Academy
There is a linear relationship between the shipping charge and the weight of the merchandise. Write a function in slope-intercept form that relates y , the shipping charge in dollars, and x , the …
Linear equations and functions | 8th grade math | Khan Academy
When distances, prices, or any other quantity in our world changes at a constant rate, we can use linear functions to model them. Let's learn how different representations, including graphs and equations, …
Intro to linear equation standard form - Khan Academy
The standard form for linear equations in two variables is Ax+By=C. For example, 2x+3y=5 is a linear equation in standard form. When an equation is given in this form, it's pretty easy to find both …
Functions | Algebra 1 | Math | Khan Academy
About this unit A function is like a machine that takes an input and gives an output. Let's explore how we can graph, analyze, and create different types of functions. Unit guides are here! Power up your …
Linear equations and inequalities - Math | Khan Academy
Unit 3: Linear equations and inequalities 1,400 possible mastery points Mastered Proficient
Worked example: domain & range of piecewise linear functions
Finding the domain and range of a piecewise function where each segment is linear.
Algebra 1 | Math | Khan Academy
The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a function; Exponential …