Question

One health insurance policy pays people for claims by multiplying the claim amount by 0.8 then subtracting $500. Write a rule that describes the insurance payment as a function of the claim amount. Then find the claim amount for an insurance payment of $4650.

Answer 1

you need a variable
what do you pick?

Answer 2

x

Answer 3

ok (no imagination, but ok)
then how to you write \(x\) times \(0.8\)?

Answer 4

0.8x

Answer 5

ok good
now subtract \(500\) from \(0.8x\)
how do you write that?

Answer 6

500-0.8x

Answer 7

hmmm no

Answer 8

that is subtracting \(.08x\) from \(500\)
you want to subtract \(500\) from \(.08x\)

Answer 9

0.8x-500

Answer 10

@satellite73

Answer 11

yes

Answer 12

second one
Then find the claim amount for an insurance payment of $4650.
put \[4650=.08x-500\] and solve for \(x\)