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Lostsunrise [7]

2 years ago

8

Nannette installed a security system in her office for $150 the monthly monitoring fee is $30. So far, Nannette has spent $420 f

or her security system. For how many months has she had the service?

1 answer:

mojhsa [17]2 years ago

5 0

Answer:

9 Months

Step-by-step explanation:420 - 150 = 270

270/30 = 9

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Step-by-step explanation:

what is the value of 10×+z=150

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