Answer:
X=2
Step-by-step explanation:
9x+1=2x+15
1. restar 1 de ambos lados ejemplo: 9x+1-1=2x+15-1
2. simplificar Ejemplo: 9x=2x+14
3. restar 2x de ambos lados ejemplo: 9x-2x=2x-2x+14
4. simplificar ejemplo: 7x=14
5.divide ambos lados entre 7 ejemplo: 7x/7= 14/7
6.Simplificar ejemplo: x=2
2 and 1/2 years = 30 months



The answer is A. $150
Hope this helps.
Answer:
I believe that answer is 6/7
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
3:4=9:12-total students 21
3:4=12:16-total students 28
3:4=15:20-total students 35