Question

https://lh6.googleusercontent.com/9HWTKCaAGczYe3w9wnOjptqSLLV_shy1grZQYKXIHaZxOeTaSwp8wKqAoJlPAZKAIRfvlA
@thesmartone
Write an equation and choose the correct graph to determine whether this is a fair price for the car rental.

Answer 1

Cost/Days?

Answer 2

because the more days you rent the car the cheaper it gets

Answer 3

we need to find the slope first :)

Answer 4

(40-30) / (2-1) = ?

Answer 5

10/1 = 10

Answer 6

that's the slope

y = 10x + b

plug in (1,30)


30 = 10(1) + b

what is b = ?

Answer 7

have to revise it so -10*1 - 30 = B

Answer 8

b = -40?

Answer 9

nope

Answer 10

XD

Answer 11

30 = 10 + b

b = 30 - 10 = ??

Answer 12

ohhh 30 - 10 = 20 B = 20

Answer 13

yeh forgot your supposed to the the Multiplication first my bad.

Answer 14

so the equation is

y = 10x + 20

:)

Answer 15

wow that was eazy XD

Answer 16

and find the answer choice that has a graph like: https://www.desmos.com/calculator/9mahfjxvus

Answer 17

Thanks :D

Answer 18

Anytime! :D