# Slope? + or - Y-intercept?. 14.97 15 ft 18+10+14.97 42.97.

## Presentation on theme: "Slope? + or - Y-intercept?. 14.97 15 ft 18+10+14.97 42.97."— Presentation transcript:

Slope? + or - Y-intercept?

14.97 15 ft 18+10+14.97 42.97

Each shrub Each Tree (shrub + 15.25) Total (5 times tree +15 times shrub) 6.75 7.75 19.25 22.00 22211.25 23

RedBlack (4 times red) Total (red+black) 5 12 15 19 2025 48 60 75

Positive association: one going up makes the other go up negative association: one going up makes the other go down

Put in order 528 2248 2550 4070 4579

x(1/2)x-3y2x+4y=0? -3 -1.5 1.5 3 -4.5 2(-3)+4(-4.5) -3.75 2(-1.5)+4(-3.75) -2.25 2(1.5)+4(-2.25) -1.5 2(3)+4(-1.5) Y=-4.5

1 30

90 minutes

slope

Each x goes with only 1 y Linear functions make a line!

12 Slope rate of change: xy 0 0 -5 8.33 5 Slope rate of change:

Y-int: (0,0)

Vanilla pies are too hot!!!

Cones are only (1/3) as hot

A ball has a diameter of 9.8 inches. Find the amount of air that the ball holds.

In the table below, y is a linear function of x. What is the value of y when x = 0? xy 3-6 58 722 14 2 2 xy 0 1 2 3-6 58 722 -13 -20 -27

Beginning in 2000 a sports team increased its ticket price by a constant amount each year until 2010. A ticket cost \$31 in 2005 A ticket cost \$36.25 in 2008 What is the price of a ticket in the year 2000? yearTicket price 200531 200836.25 5.25 3 yearTicket price 200022.25 200124 200225.75 200327.50 200429.25 200531 200836.25 \$22.25 Shortcut

Download ppt "Slope? + or - Y-intercept?. 14.97 15 ft 18+10+14.97 42.97."

Similar presentations