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mario62 [17]
3 years ago
10

Can you help with this math question? 3c - 3(6 - 2c) = 27

Mathematics
1 answer:
KonstantinChe [14]3 years ago
8 0

Answer:

C = 5

Step-by-step explanation:

Distribute the 3

3c - 18 + 6c = 27

Adding like terms

9c - 18 = 27

Add 18 to both sides

9c = 45

Dividing both sides by 5

C = 5

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Answer:

12/25 ths of the box is left.

Step-by-step explanation:

I'm assuming you mean 14% and 38%

If so then the first thing you'd do is put 38 and fourteen over 100 such as:

38/100 and 14/100.  You do that because since its a percentage, its the same as the number of that percentage over 100.

Since you now have like terms, you can add them together, in which you add the two numerators (top row), but leaving the denominator (bottom row) the same, and it would give you:

52/100

What you want to do after that is simplify it. Once you simplify it, the simplified version of this is technically still the same as the non-simplified version, just easier to use.

Once you simplify it once, you will get:

26/50 and then if you simplify it again, you'll get 13/25

KEEP IN MIND that this is the amount that HAS BEEN EATEN ALREADY.

After that, you wan to subtract your part from your whole meaning you'd subtract: 25/25 - 13/25

Going back to earlier, you subtract the numerator and leave the denominator the same ONLY because they have like terms(The DENOMINATORS match)

After subtracting, you will get an answer of 12/25ths, which cannot be further simplified either.

Hope this helped!

4 0
2 years ago
46.2 × 10–2 = A. 0.0462 B. 0.462 C. 4.62 D. 462
Reil [10]
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4 0
3 years ago
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Answer:

Step-by-step explanation:

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