Maria started her business with $50 in her bank account. at the end of the month, she had +$60 in her account in addition to the initial $50. what was the amount she gained or lost?

She gained $ 10.

Step-by-step explanation:

Given,

The initial amount Maria's account = $ 50

Let x be the additional amount for the month,

So, at the end of the month the balance of account = ( 50 + x ) dollars,

According to the question,

50 + x = 60

⇒ x = 10,

Positive sign shows there is a gain.

Hence, the amount she gained is $ 10.

i think its a and d

step-by-step explanation: