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Norma-Jean [14]
3 years ago
12

3m^2-7m-40=0 solve by factoring

Mathematics
1 answer:
Natalija [7]3 years ago
8 0
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kherson [118]
I so understand that doesn't mean I so
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3 years ago
To divide 1.89 ÷ 0.9, we need to change it. Choose the correct problem below to show what the “new” look would be.
Arlecino [84]

Answer:

D. 18.9 ÷ 9

Step-by-step explanation:

we need to divide

1.89 ÷ 0.9 but write it in different form

so ,we need to eliminate decimal from 0.9

as 0.9*10 = 9

thus,we multiply both  1.89 and  0.9 with 10, then we will have

(1.89*10) ÷ (0.9*10)

=> 18.9 ÷ 9

Thus, based on above calculation new look would be D. 18.9 ÷ 9

8 0
3 years ago
A circle has a central angle measuring 90° that intersects an arc of length 117.75 inches.
pychu [463]
90 degrees is one quarter of a circle so,
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5 0
3 years ago
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Balancing equations.<br><br> 2+3=4+____
Musya8 [376]

Answer:

1

Step-by-step explanation:

2+3=5

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Hope this helps!

6 0
3 years ago
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20 kg bag of bananas for $10
Andrew [12]
20 kg bag of bananas for 10 dollars This is the given situation in which in every 20 kilogram of bananas, the costs is 10 dollars. Now, let us calculate how much each kg of banana costs will. Let’s solve for the unit rate of this given data: => 20 kg bag of banana => 10 dollars = cost Now, let’s divide this to get the answer that we need. => 20 / 10 => 2 bananas per dollars = 2 banana/dollars Or 10 / 20 => 0.5 dollars/1kg of banana
6 0
3 years ago
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