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Kaylis [27]
3 years ago
14

Find the sum. Simplify your answer.

Mathematics
2 answers:
Maurinko [17]3 years ago
8 0
<h2><u>Solution:</u><u>-</u></h2>

\\  \bf1) \:  \: 4 \frac{1}{8}  +  \frac{2}{8}

\\  \bf =  \frac{33}{8}  +  \frac{2}{8}

\\ \bf  = \frac{33 + 2}{8}

\\  \bf =  \frac{35}{8}

\\  \bf = 4\frac{3}{8}

\\  \bf2) \:  \: 8\frac{4}{16}  +  \frac{12}{16}

\\  \bf =  \frac{132}{16}  +  \frac{12}{16}

\\  \bf =  \frac{132 + 12}{16}

\\  \bf =  \frac{144}{16}

\\  \bf = 9

\\  \bf3) \:  \: 2 \frac{65}{100}  +  \frac{91}{100}

\\  \bf  = \frac{265}{100}  +  \frac{91}{100}

\\  \bf  = \frac{265 + 91}{100}

\\  \bf \ =   \frac{356}{100}

\\  \bf = 3.56

\\  \bf4) \:  \: 4 \frac{14}{40}  +  \frac{36}{40}

\\  \bf =  \frac{174}{40}  +  \frac{36}{40}

\\  \bf =  \frac{174 + 36}{40}

\\  \bf =  \frac{210}{40}

\\  \bf = 52 \frac{2}{4}

\\  \bf5) \:  \: 1 \frac{12}{20}  +  \frac{10}{20}

\\  \bf =  \frac{32}{20}  +  \frac{10}{20}

\\  \bf =  \frac{32 + 10}{20}

\\  \bf  = \frac{42}{20}

\\  \bf = 2\frac{2}{20}

<h3><u>Hope</u> <u>it's</u> <u>helpful</u><u>!</u></h3>
Ne4ueva [31]3 years ago
6 0

Answer:

1. 4 1/8 +2/8

33/8+2/8

=35/8  0r 4 3/8

2.8 4/16 +12/16

132/16+12/16

=144/16

=9

3. 2 65/100+91/100

265/100+91/100

=356/100

=89/25

4. 4 14/40+36/40

174/40+36/40

=210/40

=21/4

5.1 12/20+10/20

32/20+10/20

=42/20

=21/10

Step-by-step explanation:

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0.05x =0.5 can someone please helppppp!!!!!!!!!!
Tcecarenko [31]

Answer:

x equals 10

Step-by-step explanation:

you are moving the 5 from the hundredth value to the tenth, meaning it is becoming a higher number. for this one, just multiply by 10.

4 0
2 years ago
Find the value of this expression if x = -6.<br> x^2-3/x+3<br> Enter the correct answer.
Amanda [17]

Answer:

\frac{x^{2}-3}{x+3}=\frac{(-6)^{2}-3}{-6+3}\\\\=\frac{36-3}{-3}=\frac{33}{-3}=-11

Step-by-step explanation:

6 0
3 years ago
If a triangular cross-section with coordinates at (1, 1), (1, 4), and (3, 1) is rotated about the line x = 1, what will be the r
Alik [6]

Answer:

The resulting three-dimensional object will be a cone

Step-by-step explanation:  

Plot the figure to better understand the problem'

we have

a triangular cross-section with coordinates at (1, 1), (1, 4), and (3, 1)

The draw in the attached figure

we know that

When rotating a a right triangle about a leg, the three dimensional figure formed is a cone

The radius of the cone will be equal to the base of right triangle and the height of the cone will be equal to the height of the triangle

so

The radius of the cone will be equal to 2 units and the height of the cone will be 3 units

see the attached figure to better understand the problem

5 0
3 years ago
Read 2 more answers
I just need to check if I'm right. For 9 and 10
Arlecino [84]
9 and 10 are correct :)
5 0
3 years ago
How to find the other endpoint of a line when only given the first endpoint and the midpoint?
Schach [20]
If we have a line, and the endpoints are(x₁,y₁) and (x₂,y₂), the midpoint will be:( (x₁+x₂)/2 , (y₁+y₂)/2 );

Data:
Endpoint₁: (2,-3)
Midpoint: (6,6)

Therefore:

(2+x₂)/2=6
2+x₂=12
x₂=12-2
x₂=10

(-3+y₂)/2=6
-3+y₂=12
y₂=12+3
y₂=15

Answer; the other endpoint of a line will be (10,15)


6 0
3 years ago
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