Anthony1980 Anthony1980

01-09-2016
Mathematics

contestada

The cost C (in dollars) of making n watches is represented by C=15n+85. How many watches are made when the cost is $385

Respuesta :

halicora1738 halicora1738

01-09-2016

20 watches

385=15n+85
so you subtract 85 from 385 which is 300 then divide 300 by 15 and you get
'n'
which is 20

Answer Link

Otras preguntas

Which of the following is an equivalent representation of 3Which of the following is an equivalent representation of 3^-4 ? A. 1/9 B. 1/81 C. 1/27 D. 1/256

When swift the narrator suggests that his proposal is modest what rhetorical technique is he using?

Which civilization's writing has never been decoded? Egyptian Harappan Sumerian Babylonian

A function is represented by the values in the table. x y 2 4 4 8 5 10 7

The Borrowing Power is an implied power of Congress. True False

Draw a model to represent the ratio 1 to 3 describe how to use the model to find an equivalent ratio

write a decimal that is 1/10 of 0.9

a pet survey found that the ratio of dogs to cats is 2.5.which proportion shows the number of dogs if the number of cats is 140?

partial melting and the production of magma takes place at? this is for 8th grade class

Object a has a mass of 20 g, what is the density?