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Gre4nikov [31]
3 years ago
7

Find two numbers a+b is -4 and difference a-b is 4 what's your answer

Mathematics
1 answer:
Trava [24]3 years ago
6 0

Answer:

a=0, b=-4

Step-by-step explanation:

a+b=-4.....(1)

a-b=4.......(2)

(1)+(2): 2a=0

a=0

0+b=-4

b=-4

(a, b) =(0,-4)

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Dylan's expenditures for each of the past six months were: March $1,248.59; April, $1,365.38; May, $1,024.30; June, $1,100.40; J
ivann1987 [24]

Answer:

The average monthly expenditure is 1,155.35 $.

Step-by-step explanation:

The average of any sequency is given by the sum of it's individual parts divided by the number of parts it has. So in this case the average of monthly expenditure will be the sum of all individual expenditures divided by the number of months. The question can be solved like this:

average = (March+ April + May + June + July+ August)/6

average = (1,249.59 + 1,365.38 + 1,024.3 + 1,100.4 + 992,4 + 1,200.02)/6

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3 0
3 years ago
Read 2 more answers
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nignag [31]

The correct answers are:

(1) If EXACT number is required, then 7.5.

(2) If multiple of 8 is required then the answer will be 7 times with a remainder of 4.

Explanation:

First you need to express it in the form of equation to make things simpler as follows:

8 * y = 60

We need to find y; to do so, divide 60 by 8:

y = \frac{60}{8}

y = 7.5

Now if you want to find the whole number, then the answer will be 7 times, with 4 left over.

6 0
3 years ago
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Answer:

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Step-by-step explanation:

12f=12xf(whatever number it is)

+

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3 0
3 years ago
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Step-by-step explanation:

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3 years ago
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Answer:

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Step-by-step explanation:

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3 years ago
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