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Zinaida [17]
3 years ago
14

Evaluate: a = -3, b = 1, and c= -4 -21-c

Mathematics
2 answers:
pychu [463]3 years ago
7 0

Answer:

-17

Step-by-step explanation:

-21-c

Let c = -4

-21 - -4

Subtracting a negative is like adding

-21 +4

-17

Kobotan [32]3 years ago
4 0

Answer:

-17

Step-by-step explanation:

- 21 - c

Put c as -4.

- 21 - (-4)

The negative signs cancel.

- 21 + 4

Add both the terms.

= -17

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mafiozo [28]

Answer:

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Step-by-step explanation:

Since she recorded it as a credit she thinks that she added that to her account, and let´s say that in her account she had $100, now she has to pay $48, so in reality she has $100-$48=52, so she actually has $52 in her account, but in her checkbook she has that she had $100 and added$48, so she will have: $100+$48=$148, that a $96 deficit from her actual account to her checkbook.

8 0
4 years ago
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NikAS [45]

Answer:

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3 0
3 years ago
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arsen [322]

Step-by-step explanation:

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3 0
3 years ago
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Ne4ueva [31]
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Nataly [62]

Answer:

3rd one

Step-by-step explanation:

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