Erin and jamie are collecting shells while the tide is out. erin has 27 shells, and she has 9 more than jamie. write and equation for this situation and find how many shells jamie has collected.
a. 27 = j + 9; jamie collected 36 shells
b. 27 + 9 = j; jamie collected 36 shells
c. 27 = j + 9; jamie collected 18 shells
d. 27 = j – 9; jamie collected 36 shells

C.

Step-by-step explanation:

If Erin has 9 more shells than Jamie, then 27 minus 9 would be equivalent to the amount of shells Jamie has.

This can be represented by:

Which can be rewritten as:

by adding 9 to both sides.

To solve, subtract 9 from 27.

Jamie has collected 18 shells.

C. 27=j+9; Jamie collected 18 shells.

Step-by-step explanation:

First, you do is switch sides.

Then, you subtract 9 from both sides.

Simplify, to find the answer.

Therefore, Jamie got collected of 18 shells.

, which is our answer.

The correct answer is C.

i dont know answer:

step-by-step explanation:

answer: i guess 5 units?

step-by-step explanation: