Slope intercept form of an equation

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Objective - To graph linear equations using the slope and y-intercept.
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Presentation transcript:

Slope intercept form of an equation y = mx + b slope y intercept Rate of change

Write an equation of a line in slope intercept form with a slope of -3 and a y intercept of 4 y = mx + b slope y intercept -3 4 y = x + -3 4

y = mx + b y = x + y = ½ x - 7 slope y intercept ½ -7 ½ -7 Write an equation of a line in slope intercept form with a slope of ½ and a y intercept of -7 y = mx + b slope y intercept ½ -7 y = x + ½ -7 y = ½ x - 7

Write an equation in slope intercept form for the relationship shown in the table Put the output # Input # Input Output 6 1 4 2 3 y intercept -2 1 You have to find the set of numbers where the input is 0 1 -2 -2 1 1 -2 -2 1 1 -2 -2 1 Y = X + 6 slope Y = -2X + 6

Write an equation in slope intercept form for the relationship shown in the table Put the output # Input # Input Output 4 -2 6 -1 8 10 1 y intercept 1 2 You have to find the set of numbers where the input is 0 2 1 1 2 2 1 1 2 2 1 1 2 Y = X + - 4 slope Y =0.5 X - 4

9 2 6 9 3 6 = Slope rise run y intercept (0,1) y = mx + b y = ⅔x + 1 Y

Slope intercept form of an equation y = mx + b

Write an equation of a line in slope intercept form with a slope of -3 and a y intercept of 4 y = mx + b slope y intercept y = x +

y = mx + b y = x + y = x slope y intercept Write an equation of a line in slope intercept form with a slope of ½ and a y intercept of -7 y = mx + b slope y intercept y = x + y = x

Write an equation in slope intercept form for the relationship shown in the table Put the Input Output 6 1 4 2 3 You have to find the set of numbers where the input is ______ Y = X + Y = X +

Write an equation in slope intercept form for the relationship shown in the table Put the Input Output 4 -2 6 -1 8 10 1 You have to find the set of numbers where the input is _______ 1 1 1 Y = X + Y = X

9 Y 2 Slope = 6 X y intercept ( , ) y = mx + b y = x +