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pishuonlain [190]
3 years ago
7

PLZZ HELP Will give brainlist plz help its for my 9 week exam

Mathematics
1 answer:
kotykmax [81]3 years ago
4 0

Answer:

Its commutative property

Step-by-step explanation:

It means u can move stuff around so ya

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The sum of 42 and x is equal to 97.45. What's the equation for the sentence?!! Help!
gogolik [260]

Answer:

X = 97.45 - 42

Step-by-step explanation:

If 42 + X = 97.45, X needs to be 97.45 - 42

you can do the same thing with smaller numbers, for example:

5 + X = 7

7 - 5= 2 and you can check for sure that this is the answer by adding them together 5 + 2= 7 so it's definitely the right answer

so for this question, 97.45- 42 = 55.45 so that's X

you can check that by 55.45 + 42 and if the answer is 97.45 that's the right answer!

I hope that makes sense

8 0
3 years ago
Plan out an experiment that you could use to demonstrate experimental and theroretical probability
Murrr4er [49]

Answer:

Also, the more trials that you conduct in your experiment, the closer your calculations will be for the experimental and theoretical probabilities. The theoretical probability is 8.3% and the experimental probability is 4%. Although the experimental probability is slightly lower, this is not a significant difference.

Step-by-step explanation:

5 0
3 years ago
I need answers to all please
valina [46]

Answer:

Step-by-step explanation:

2a.x=10+5

b. x=11-7

C. x=5*2

4 0
3 years ago
Read 2 more answers
Help me solve this please.​
poizon [28]
6, 7, 8, and 9. just plug the X into the equation
4 0
3 years ago
And please explain it?
Brums [2.3K]
You probably jsut need to use law of cosines in order to solve for angle A

c^2 = a^2+b^2 -2ab \cos C
or
a^2 = c^2+b^2 -2cb \cos A
4 0
3 years ago
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