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Tom [10]
2 years ago
6

Help me to get 50 points

Mathematics
2 answers:
trasher [3.6K]2 years ago
7 0

the ansewer is the third one

Olin [163]2 years ago
5 0
I think it is c=4.20h Bc if you multiply it by 6hours then you get 25.2 and when 4.20x4hours it is 16.80
You might be interested in
Is the equation y=2x a function
soldier1979 [14.2K]

Yes. It's a linear function.

<u>x | y</u>

<u>0| 2(0) = 0</u>

<u>1| 2(1) = 2</u>

<u>2| 2(2) = 4</u>

3 0
3 years ago
Read 2 more answers
What is the expanded form of this number?
Yuliya22 [10]

Answer:

  A  (1×10)+(4×1)+(7×1/10)+(2×1/1,000)

Step-by-step explanation:

In the expanded form, the number is shown as a sum in which each digit is multiplied by its place value.

The decimal fraction digits are in the tenths place (1/10) and the thousandths place (1/1000).

  (1×10)+(4×1)+(7×1/10)+(2×1/1,000)

8 0
2 years ago
Really need help in these two questions!!!! Thank you math experts!!!!
const2013 [10]

<h3><u>Answers</u><u>:</u></h3>

1. b = 7,

a = 12

OR

b =  - 1,

a =  - 4

2. = 10

See attached images for explanation.

<h3 /><h3>I hope they help.</h3>

3 0
2 years ago
Which equation and solution can be used to solve this problem? Thirteen less than a number is sixteen
professor190 [17]
X-13=16
x=29 add thirteen to both sides
x=29 is the final answer
Hope this helps! If it doesn't, let me know in the comments! Have a blessed day!
3 0
3 years ago
Read 2 more answers
Simplify please help me<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%20-%204%7D%7Bx%20%2B%206%7D%20%20-%20%20%5Cfrac%7Bx%
erastova [34]

Answer:

\frac{20}{x^2 + 10x+24}

Step-by-step explanation:

common denominators : (x+6)(x+4)

numerators become difference of squares

x^2 -16   and   x^2-36  

x^2 -16   -   x^2-36   = 20

(x+6)(x+4) = {x^2 + 10x+24}

4 0
2 years ago
Read 2 more answers
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