The $145 selling price of a camera is $80 less than three times the cost of manufacturing the camera. find the manufacturing cost.

The manufacturing cost of camera is $ 75

Step-by-step explanation:

Given as :

The selling price of camera = $ 145

Let The cost of manufacturing the camera = $ x

So, According to question

( 3 × The cost of manufacturing ) - $ 80 = $ 145

Or, ( 3 × The cost of manufacturing ) =  $ 145 + $ 80

Or,  ( 3 × The cost of manufacturing ) = $ 225

∴   The cost of manufacturing = = $ 75

Hence The manufacturing cost of camera is $ 75   Answer

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100