Question

Last week, Marcus had a balance of - $10 in his savings account. This week, the balance is $10. Which equation would show the change,c, in his savings account...?

A. -10 + c =10
B. c + 10 =10
C. c + -10 =-10
D. -10 - c =-10

Answer 1

The correct answer is: [A]: " -10 + c = 10 " .
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Step-by-step explanation:
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The beginning balance is: " -$10 ".

The "ending balance", or "current balance", is: "$10" .
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So, the beginning balance is a "negative value", or a "deficit".

To get the change, "c" ,

either: " 10 − c = -10 " ;
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or: " -10 + c = 10 " .
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Among the answer choices given, the correct answer choice provided is:
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Answer choice: [A]: " -10 + c = 10 " .
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