Linear Equations Complete the table: xy 514 821.5 1744 2 0 -1.

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

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Presentation transcript:

Linear Equations Complete the table: xy

Linear Equations Complete the table: xy

Linear Equations Write an Equation from the table: xy

Linear Equations Write an Equation from the table: xy 419slope = Δy / Δx 523slope = 4/1 627y-int => when x = 0; go back 7314 => go down 16; y-int = y = 4x + 3

Linear Equations From the graph, find the slopes and y- intercepts; use these to write three equations

Y = -10/10x - 10 Y = -1x – 10 Y = 30/5x + 0 Y = 6x Y = 10/5x + 10 Y = 2x + 10

Linear Equations Find the slope of the lines (use a fraction) (1,7) (5,-3) (11,-2) (-3,-7)

Linear Equations Find the slope of the lines (use a fraction) (1,7) m = (5,-3) (11,-2) m = (-3,-7)

SINE = COSINE = TANGENT = SOHCAHTOA