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iris [78.8K]
3 years ago
8

HURRY UP PLZ Which statements are correct? Check all that apply. The word “sum” means the result of adding two numbers. The corr

ect equation is n – 2.2 = 5. The correct equation is n + 2.2 = 5. The solution of the equation is n = 7.2. The solution of the equation is n = 2.8. Check the solution by substituting the value for n and simplifying.
Mathematics
2 answers:
Nikolay [14]3 years ago
7 0

Answer:

The correct equation is: n + 2.2 = 5

The solution is: n = 2.8

Step-by-step explanation:

Sum is addition,

so the correct equation is:

n + 2.2 = 5

The solution is:

n = 2.8

Verification:

2.8 + 2.2 = 5

5 = 5 (true)

patriot [66]3 years ago
4 0

The thing to look at here is when it states "The word “sum” means the result of adding two numbers."

We can eliminate [ The correct equation is n – 2.2 = 5 ] since its subtracting not adding.

Since, we know that right equation is [ n + 2.2 = 5 ], we can solve for n.

n + 2.2 - 2.2 = 5 - 2.2

n = 2.8

Therefore, the correct answers are answer:

The correct equation is n + 2.2 = 5.

The solution of the equation is n = 2.8.

Best of Luck!

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Answer:

a. A = {RRR,LLL,SSS}

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d. D = {RRS, RRL, RSR, RLR, LRR, SRR, SSR, SSL, SRS, SLS, LSS, RSS, LLS, LLR, LRL, LSL, SLL, RLL}

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Step-by-step explanation:

a..

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This means that all the three vehicles either go straight, or right or left at the same time.

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C = {RRS, RRL, RSR, RLR, LRR, SRR}

d..

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The means that if two vehicles pass straight direction then the third vehicle takes either the right or left direction.

Also, if two vehicles pass right direction, the third vehicle either takes the left direction or straight direction

Lastly, if two vehicles pass left direction then the third vehicle either pass the straight direction or right direction.

D = {RRS, RRL, RSR, RLR, LRR, SRR, SSR, SSL, SRS, SLS, LSS, RSS, LLS, LLR, LRL, LSL, SLL, RLL}

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C U D= {RRS, RRL, RSR, RLR, LRR, SRR, SSR, SSL, SRS, SLS, LSS, RSS, LLS, LLR, LRL, LSL, SLL, RLL}

C n D = Common items in C and D

C n D = {RRS, RRL, RSR, RLR, LRR, SRR}

List outcomes in D'.D' = List outcomes in C ∪ D.C ∪ D = List outcomes in C ∩ D.C ∩ D =

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