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madreJ [45]
3 years ago
13

(5x + 2) + (4x + 5)​

Mathematics
1 answer:
Dmitrij [34]3 years ago
6 0

Answer:

9x+7

Step-by-step explanation:

This is because you combine like terms:

5x and 4x contain the same variable and amount of variables so you can combine them making 9x. You are then left with two numbers 5, and 2 they aren't attached to any variables and are in common in that way so you combine them too! This makes them 7, lastly you make it into an expression so you can't combine 9x and 7 so you leave it as 9x+7!!!

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Zigmanuir [339]

Answer:

$284.55

Step-by-step explanation:

total of sold candles:$14.35 × 21 = $301.35

total for materials : 21÷3 = 7

=7×$2.40

=$16.8

net earn; $301.35-$16.8 =$284.55

6 0
3 years ago
Which expression simplifies to 5√3?<br> OA. √30<br> OB. 45<br> OC. √75<br> OD. 15<br> Re
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Option C

Let's see how

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Verified

8 0
2 years ago
Read 2 more answers
Please help!! i also need to show work. <br><br><br> write in vertex form y = -3x^2 - 18x + 12
LuckyWell [14K]

Answer:

3(-x^2-6x+4)

Step-by-step explanation:

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3(-x^2 - 6x + 4)

     

5 0
3 years ago
What is 150÷25 as a mixed number
Hunter-Best [27]
150 divided by 25 is 6 so the answer is 6
3 0
3 years ago
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ch4aika [34]
The circumcenter is the point that is equidistant from each vertex
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