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nordsb [41]
3 years ago
7

Please Help! Will give 15 points!!!

Mathematics
1 answer:
olya-2409 [2.1K]3 years ago
4 0

Answer:

yo i only got number 4 for you but here it goes.......: 0.70x+18y-5

Step-by-step explanation:

(0.75x  -  12y) + (-5  +  6y  -  0.5x)

regroup to the variables : (0.70x-0.5x) + (12y+ 6y-5)

put it together: (0.70x)+(18y-5)

you cant add unlike terms so you remove the parenthesies and your done.

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WILL GIVE BRAINLIEST!!!
Mnenie [13.5K]
The answer to your question is 34.13%
8 0
3 years ago
For some reason it is not 72
asambeis [7]

Answer:

Maybe the Answer is 504

Step-by-step explanation:

Because 8x7 = 56x9 = 504

7 0
3 years ago
Approximately ___% of a district’s students that are eligible for free and reduced meals are homeless at any given time.
Ludmilka [50]

Percentages are used to show the fraction of a thing. For example, if 5 students out of 20 like math, the percentage is 5/20 x 100= 25%

<h3>What is a Percentage?</h3>

This refers to the number of ratios that is described as a fraction of 100 and is denoted by the sign %.

Hence, we can see that although your question is incomplete, I gave you a general overview of percentages for a better understanding of the concept.

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8 0
1 year ago
I really need this please don’t answer it wrong!
enyata [817]

Answer:

Step-by-step explanation:

Squaring a^(-2) results in a^(-4).

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Putting these factors together, we get

8^14

-------                     this is equivalent to Answer C.

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5 0
3 years ago
Read 2 more answers
PLZZZZZ HELP ME Find the sum
mario62 [17]

Answer:

27 \frac{2}{3}

Step-by-step explanation:

Ok, so first substitute x for 4 in

"g(x) = 5x + 1", and x for 3 in

"k(x) = 2/x + 2x". Now you got:

g(4) = 5(4) + 1

k(3) = 2/(3) + 2(3)

Now you can solve each individually.

g(4) = 5 × 4 = 20

20 + 1 = 21

g(4) = 21

k(3) = 2 × 3 = 6

6 + 2/3 = 6 2/3

k(3) = 6 2/3

g(4) + k(3) = 21 + 6 2/3 = <u>27 2/3</u>

Hope this helps :)

7 0
2 years ago
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