Question

n 1977, the price of a scientific calculator was $175. In 2004, the price was $15. Assuming the change in price was linear, what was the approximate price of a scientific calculator in 1998?
$23.00
$27.00
$51.00
$60.00

Answer 1

repeat this one

Answer 2

2004,15
1977,175
----------
27, -160; slope = y/x = -160/27

y = -(160/27)(x-2004)+15

Answer 3

51

Answer 4

thanks love (:

Answer 5

:) my quad finder doesnt do well with lines lol.

Youre welcome ;)