LINEAR EQUATIONS

WHAT IS A LINEAR EQUATION?

• A linear equation is an equation for a straight line
• Ex. Y=2x+1

HOW DO YOU GRAPH A LINEAR EQUATION?

HOW CAN YOU TELL IF AN EQUATION IS LINEAR?

WHAT IS THE SLOPE OF A LINE?

• The slope of a straight line shows
• How steep a straight line is

HOW DO YOU FIND THE SLOPE OF A LINE?

HOW DO YOU USE SLOPE TO GRAPH AN EQUATION?

• You can use slope to graph an equation
• By starting at one point and using rise over run

WHAT IS SLOPE INTERCEPT FORM?

• Is a form that is the most frequently
• Used way to express a line.
• M= slope b= y intercept

WHAT IS VARIATION?

• Relationship between two variables
• In which on is a constant multiple of an other
• Equation y= kx

WHAT IS CONSTANT PROPORTIONALITY?

• It's like a equation or ratio
• Y=kx