Someone please help

5. Ryan has $40 in his savings account. He deposits $20 each month. His sister has $100 in her savings account and withdraws $10 each month.
Choose the system of equations that would be used to determine how many months it will take for them to have the same amount in their accounts.

Respuesta :

Answer:

2 months

Step-by-step explanation:

R: 40+20=60+20=80

S:100-10=90-10=80

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