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notsponge [240]
3 years ago
14

1. Charles's age is 7 more than 3 times Norman's age, n. Write an expression for Charles's age.

Mathematics
1 answer:
Nadusha1986 [10]3 years ago
3 0

Answer:   3+7  

Step-by-step explanation:"7 more than 3"  

can be written as the expression 3+7

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A businessman was comparing his company's profits for two consecutive months. In November, n, were 0.04 thousand dollars more th
Firdavs [7]
N and d are both numbers of thousands of dollars.
Thus, if n = 1, that means $1000.

Here n = d + 0.4.
Note that in C, n+0.04=n is completely wrong.
Similarly, in D, d = 0.04 = n is completely wrong.
The "combined profit amount" for Nov. and Dec. is n + d = 3.15.

Only A matches this info.  Your answer is A.
5 0
3 years ago
What is the circumference of a dinner plate with a radious of 4.5 inches​
____ [38]

Answer:

28.27 inches

Step-by-step explanation:

-Circumference of a circle is calculated using the formula:

C=\pi D\\\\=2\pi r

#Substitute for radius in the formula to solve for C:

C=2\pi r\\\\=2\pi \times 4.5 \\\\=28.27 \ in

Hence, the plate's circumference is 28.27 inches

4 0
3 years ago
Solve please:<br><br> 1/5 (25-5a) = 4-a
Liono4ka [1.6K]

Answer: There is no solution.

Step-by-step explanation:

1.) 1 / 5 (25) + 1 / 5 (-5a) = 4 - a

2.) 5 - a = 4 - a

3.) 5 - a + a = 4 - a + a

4.) 5 = 4

The variable a is completely removed, leaving the final answer as 5 = 4, which isn't true.

8 0
3 years ago
Read 2 more answers
HELP! You might have to zoom in
xeze [42]
Remember slope is \dfrac{rise}{run}. In the graph we can just pick two points on the line to find the rise and run between. Let's say we choose (0,3) and (1,7). Between those points there is 7-3=4 rise and 1-0=1 run. So the slope is \dfrac{4}{1}=\boxed{4}
5 0
4 years ago
Which of the following functions would best model the situation above?
amid [387]
Usually bacteria expansion is modeled with exponential function.
Absolute value is not the correct answer since it models linear growth. 
Logarithmic is not the correct answer since it has an asymptote in the direction of the x axis. 
I will answer to this question "Polynomial" since it is likely to represent bacteria growth. 

3 0
4 years ago
Read 2 more answers
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