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Arturiano [62]
3 years ago
12

Someone help me please!!!!

Mathematics
1 answer:
Ghella [55]3 years ago
8 0
I am pretty sure number 3 is the right answer
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-2.3 + 10.8 + (-8.4)
spayn [35]

Answer:

.1

Step-by-step explanation:

Try and take it step by step.

-2.3 + 10.8 + (-8.4)

First let's rearrange and combine the negatives.

-2.3 + (-8.4) + 10.8

-2.3 + (-8.4) = - 10.7

Let's rewrite

10.8 - 10.7  and solve!

10.8 - 10.7 = .1

6 0
2 years ago
(7/8x-4) -3 (1/3x+6)<br> HELPP! I have to enter the correct expression!
steposvetlana [31]

Answer:

-1/8x-22

Step-by-step explanation:

Insert 3 in the RHS bracket

Insert - in the RHS bracket

Simplify

6 0
2 years ago
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2.3*10^8+4.7*10^7<br><br> Express answer in scientific notation.
juin [17]

Answer:

2.3 * 80 + 4.7 * 70

Step-by-step explanation:

6 0
3 years ago
Notation scientifique de 40075017
Temka [501]

Answer:

4.0075017*10^7

Step-by-step explanation:

move the decimal place left 7  

5 0
3 years ago
ONE MOR TIME SINCE THESE BOTS KEEP GIVING ME SCAM LINKS. I'm Looking for the sum of all the answers, also need to round the neat
kati45 [8]
The sum of the four answers is -8.3 i believe
8 0
2 years ago
Read 2 more answers
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