Leila has $420 in her bank account. Every month, she deposits another $40 into her account. At this rate, in how many more months will Leila have $900 in her bank account?


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Respuesta :

Answer:

12

Step-by-step explanation:

Equation y=40x+420

plur in 900 to the y

900=40x+420

subtract

480=40x

divide

x=12