They will have to buy all three items again in 9 years
B (:
cuz i saw it on this other website and i am like 50% sure its correct
Your subtracting 3x from 5x: 5x-3x
This is so you only have a variable on one side
Answer:
(
Step-by-step explanation:
STEP 1:

- 

STEP 2:
*
- 
STEP 3:

STEP 4:
(
There is 350 boys the the ratio is 2 (or 2 1/2) boys for every 1 girl