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Nat2105 [25]
3 years ago
6

Which expression is equivalent to 5 (3+4)? A) 15 + 20 B) 15 + 4 © 8 + 9 D) 15 + 9

Mathematics
2 answers:
insens350 [35]3 years ago
7 0

Answer:

15 + 20

Step-by-step explanation:

if it is correct then please mark as a brainlist

Eva8 [605]3 years ago
4 0

Answer:

A. 15+ 20

Step-by-step explanation:

5(3+4)

5(7)

=35

A. 15+20 = 35

35=35

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Different scientists might perform the experiment differently

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Find missing angel<br> X=??
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X = 90 degrees

Step-by-step explanation:

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3 years ago
Miguel is playing a game in which a box contains four chips with numbers written on them. Two of the chips have the number 1, on
jolli1 [7]

Answer:

See explanation

Step-by-step explanation:

<h3 /><h3>Step 1</h3>

Miguel wins $2 is if he pulls two chips with the number 1.  

<u>Probability of winning is: </u>

  • 2/4 * 1/3 = 1/6  as there are 4 chips in total

<u> Probability of loosing is:</u>

  • 1- 1/6 = 5/6
<h3 /><h3>Step 2</h3>

<u>Missing values we found in the step 1, can be populated in the table:</u>

  • Xi === 2 === -1
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<u>Expected Value as per table data:</u>

  • 1/6*2 + 5/6*(-1) = -1/2

Expected value is $1/2 loss each time he plays

<h3 /><h3>Step 3</h3>

To make the game fair, the expected value should be zero.

<u>Then as per the calculation above, let's replace 2, with x, and find its value.</u>

  • 1/6x + 5/6*(-1) = 0      
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6 0
3 years ago
Rewrite the expression 14m-(5+8m) without parentheses
JulijaS [17]

Answer:

14m-5-8m

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
PLEASE HELPPPPPPPPPPPPPPPPPPPPP
astra-53 [7]

Answer:

348

Step-by-step explanation:

Length-l

Width-w  

Height-h

A=2(wl+hl+hw)=2·(8·9+6·9+6·8)=348

3 0
3 years ago
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