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klemol [59]
3 years ago
11

45% of 80 show your work

Mathematics
2 answers:
nadya68 [22]3 years ago
8 0
0.45 times 80 = 36

40% has to become a decimal first = 0.45 then times it by 8 = 36

Answer is <em>36</em>


Elan Coil [88]3 years ago
4 0
.45 times 80

8 times 4 =32
8 times 0.5 =4

Just add these together to get 36.
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PLEASE HELP ME IF YOU CAN! please tell me how you got the answer thank you!
Temka [501]
3sqrt(2)

You can either use Pythagorean theorem or special triangle proportions to find the side that is parallel to z. Since in a 45-45-90 degree triangle, the hypotenuse is the leg times the square root of 2, and the hypotenuse is 3, we know that the leg is 3/sqrt(2) which is equal to 3 sqrt(2) / 2. Since z is twice this length, we know that z is equal to 2 x 3sqrt(2)/2 = 3sqrt(2)
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3 years ago
34
kvv77 [185]
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4 0
3 years ago
What is the value of n? n–2= 10n+ 4/2 Enter your answer in the box.
pentagon [3]

Answer:

-4 / 9

Step-by-step explanation:


 n - 2 = 10n + 4/2

 n - 10n = 4/2 + 2

 -9n = 4/2 + 4/2 ( taking LCM of 4/2 and 2)

 -9n = 8/2

 -9n = 4

    n = 4 / -9

   

   therefore n = -4 /9 ( since the minus sign doesn't make a difference whether placed at numerator or denominator) .


7 0
3 years ago
The product of a number and 5 is increased by 12 the result is 32 find the number​
frozen [14]

Answer:

4

Step-by-step explanation:

5 x 4 = 20

+ 12 = 32

3 0
3 years ago
Read 2 more answers
Evaluate 1x^3 –2x^2 – 4x- 6 at x = 4
Whitepunk [10]

Answer:

10

Step-by-step explanation:

1x^3-2x^2-4x-6

x^3-2x^2-4x-6

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

64-2(16)-16-6

64-32-16-6

32-16-6

16-6

10

So when x=4, the output will be 10

4 0
3 years ago
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