Question

A function has the rule "multiply by two, and then subtract three." What is the output when the input is 8?

ten

thirteen

eighteen

twenty-two

Answer 1

Medal to who answers best? :D

Answer 2

I have more questions :/

Answer 3

f(x)=2x-3
So, f(8) = 2*8-3 = 13

Answer 4

Kay ty

Answer 5

Mickey bought 2 books from the bargain bin at his school's book fair and paid four dollars. If buying books from the bargain bin follows a direct variation, how much did his sister pay for the 6 books she bought?

eight dollars

twelve dollars

twenty-four dollars

thirty-six dollars

Answer 6

next question in another post please