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RSB [31]
3 years ago
11

Select whether each statement shows an example of the

Mathematics
2 answers:
Musya8 [376]3 years ago
7 0
1. 8x+20=8x+5 NO
2.21x+14=10x+9 NO
3. 15x+25=15x+25 YES
4.6x+300=6x+300 YES
xz_007 [3.2K]3 years ago
4 0
1.no should b 8x + 20
2.no should be 21x + 14
3.yes
3.yes
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The sum of three integers is 92. The second number is three times the first number. The third number is ten less than twice the
SVEN [57.7K]
Given,
The sum of three integers is 92

So,
Let,
The first integer be "x"
The second integer be "y"
The third integer be "z"

Now,
According to the question,
y = 3x          ..............equation (1)
z = 2x - 10    .............. equation (2)
x + y + z = 92 ..............equation (3)

Now,
Substituting the value of "y" and "z" from equation (1) and (2), we get,

x + (3x) + (2x - 10) = 92
    x + 3x + 2x - 10 = 92
                  6x - 10 = 92
                         6x = 92 + 10
                           x = 102 / 6
                           x = 17

Now,
substituting the value of "x" in equation (1)
 y = 3 (17)
y = 51

Now,
Substituting the value of "x" in equation (2),

z = 2 (17 ) - 10
z = 34 - 10
z = 24


So, the numbers are 17, 51 and 24


NEVER HATE MATH!!!
3 0
3 years ago
Solve the inequality 2x - 3
Crank
That's not an inequality. 
6 0
3 years ago
What is the exact area of a circle with a diameter of 10 cm? a. 5πcm^2 b. 10πm^2 c. 25πcm^2 d. 100πcm^2
dalvyx [7]

Answer:

C

Step-by-step explanation:

a=\pir^2

To find the radius, divide the diameter by 2

r=d/2

r=10/2

r=5

a=\pir^2

a=\pi5^2

a=25\pi

So, choice C is correct

Hope this helps! :)

4 0
3 years ago
Angie is reading a book that has 284 pages. She already read some of it last week. She plans to read 32 pages tommorow. By then,
Scorpion4ik [409]
She already read 39 pages
5 0
3 years ago
Plz help need helppppppp
e-lub [12.9K]
X+60 + 70 = 180 (straight line)
x+130=180
x= 180 -130
x=50
7 0
3 years ago
Read 2 more answers
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