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kvv77 [185]
3 years ago
9

in a school there are 650 girls. It is 26% of the whole students, how many boys are there in the school?​

Mathematics
1 answer:
worty [1.4K]3 years ago
8 0

Answer:

Step-by-step explanation:

Frt7v6c87buhinjomp,l.;

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HELP ASAP George plans to cover his circular pool for the upcoming winter season. The pool has a diameter of 20 feet and extends
enyata [817]
The pool has a diameter 20 ft so:  r = 10 ft.
The pool cover extents 12 inches beyond the edge of the pool. 
12 inches = 1 foot
Therefore, the radius of the pool cover is : r = 10 + 1 = 11 ft.
a. The area of the pool cover:
A = r² π = 11² π = 121 π ft²
b.  The length of the rope:
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3 0
3 years ago
Alguien me ayuda a resolver esto ecuacion ?
Gelneren [198K]
I don’t understand what you’re saying ?
7 0
3 years ago
4x + y =3<br> x + y - z = 9<br> 2x + 2y + z = 0
uranmaximum [27]

Answer:

[0, 3, -6]

Step-by-step explanation:

{4x + y = 3

{x + y - z = 9 ←

{2x + 2y + z = 0 ←

{4x + y = 3

{3x + 3y = 9 >> Combined equation

−¾[4x + y = 3]

{−3x - ¾y = −2¼ >> New Equation

{3x + 3y = 9

_________

2¼y = 6¾

___ ___

2¼ 2¼

y = 3 [Plug this back into all three equations to get the z-value of −6, and the x-value of 0]; 0 = x; -6 = z

I am joyous to assist you anytime.

4 0
3 years ago
Can you please help due at 1130
Colt1911 [192]

Answer:                

y-8 = 5(x+3)

7 0
3 years ago
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BONUS QUESTION: Is it true or false that each system of linear equations
Anastaziya [24]

Answer:

true because I know hdhdnndnd

Step-by-step explanation:

ehbendndbdbdbbch

5 0
3 years ago
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