Unit 5, Linear Functions | Baamboozle - Baamboozle

What is the dependent variable?

Height of the candle (inches)

What is the independent variable?

Number of hours

Write an equation representing the situation

y = -1x + 10

What is the y-value in this ordered pair? (1,0)

0

What is the x-value in this ordered pair? (-9,0)

-9

A relationship where each x-value has only ONE y-value

function!

The second number in an ordered pair

y-value

The first number in the ordered pair

x-value

The 2 numbers the name the locations of a point (#,#)

Ordered pair, coordinate point

What is the slope (rate of change) of this linear function?

$15 per hour

Write an equation for the following: A plumber charges $50 to make a house call plus $40 for each hour worked.

y = 40x + 50

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

y = 3x + 2

The candle was 2 inches at what hour?

8 hours.

What was the candle's height at 5 hours?

5 inches

What was the initial height of the candle?

10 inches

How fast is the candle burning? (rate of change/slope)

1 inch per hour

What does the y-intercept (20) represent in this situation?

The initial charge of renting games

To find the slope of a line, we can calculate the ________ over _______

rise, run

What do the following words/letters represent: dependent variable, y

output

What do the following words/letters represent: independent variable, x

input

Which axis represents the dependent variable?

y

Which axis represents the independent variable?

x

What is the slope and y-intercept of the equation: 4x - 7 = y

Slope: 4, y-int: -7

What is the slope and y-intercept of the equation: y = -3x + 12

Slope: -3, y-int: 12