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Rzqust [24]
3 years ago
9

How many numbers are equal to the sum of two odd, one digit numbers

Mathematics
1 answer:
Paul [167]3 years ago
5 0
Here is a list of the odd number paired

1+3, 1+5, !+7, and !+9  (there are 4 unique sums - 4, 6,8 and 10)
3+5, 3+7, 3+9  (notice I did not pair 3 with 1 and the the only new sum is 12)
5+7, 5+9  (the only new sum is 14)
7+9  (16 is a new sum)

The sums (no repeats) are 4,6,8,10,12,14 and 16 for a total of seven numbers.
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Answer:

1/3

Step-by-step explanation:

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5 0
3 years ago
A string quartet finds that when they play for donations they earn between $25 and $40 per hour. If they play for 3 hours and di
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Answer:

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Step-by-step explanation:

we know that

The quartet  earn between $25 and $40 per hour.

so

If they play for 3 hours

then

($25*3)=$75

($40*3)=$120

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therefore

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5 0
4 years ago
Please help! I’ll give brainliest
Vilka [71]

Answer:

Step 1: Simplify both sides of the equation.

−7f=12

Step 2: Divide both sides by -7.

−7f

−7

=

12

−7

f=

−12

7

Step-by-step explanation

sorry for the answer like this i couldnt find the fractions but the answer is f=-12/7 sorry :(

6 0
3 years ago
SOLVE FOR X. pls i need help
Lyrx [107]
X=8
Set up proportions would give you: 10/3x+1 = 22/7x-1
With that in mind, cross multiply, which would give you: 10(7x-1) = 22(3x+1).
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This table discluding the 18
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The table is times 16      
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