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Furkat [3]
3 years ago
7

4. A school has 100 windows. On a cool day 95 of the windows were closed. Which decimal represents the amount of windows that we

re OPEN?
Mathematics
2 answers:
lions [1.4K]3 years ago
6 0
.05 or 5%. 5/100 windows were open. You put a zero before the five in decimal form to show it is in the hundredths place.
pshichka [43]3 years ago
5 0

Answer:

0.05

Step-by-step explanation:

100 windows is 1.00

95 windows is 0.95

5 = 0.05

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What is the value of x + 3y + z if x = 4, y = 5, and z=2?​
Alexus [3.1K]

Answer:

x+3y+z=21

Step-by-step explanation:

x+3y+z

4+3(5)+2

4+15+2

21

8 0
3 years ago
Read 2 more answers
Can someone explain to me how to do this and give me the answer please?​
pantera1 [17]

Answer:

To find x, y, z, p and q, you need to know about the property of Rhombus.

13y + 10 = 7y + 16 (pair of equal opposite sides)

=> 6y = 6

=> y = 1

x = 7x + 16 (2 equal adjacent sides)

  = 7*1 + 16

  =23

z = 90 deg (angle between 2 diagonals)

q = 22 deg (isosceles triangle)

p = 90 - 22 = 68 deg (right triangle)

4 0
3 years ago
Find last year's salary if, after a 5% pay raise, this year's salary is $36,225.
Nataly [62]

Answer:

$34500

Step-by-step explanation:

In order to reverse a 5% pay raise, divide by 1.05.

36225/1.05=34500

6 0
3 years ago
Which of the following are solutions to the equation below? check all that apply. 4x^2+4x+1=9
AVprozaik [17]
  • ±Answer:

X 1 = 1  ; X 2 = -2

Step-by-step explanation:

We clear the whole numbers, equal to (zero) and use the calculation formula of the quadratic function, according the image:

8 0
3 years ago
What is the value of x in the equation 6(x - 2) = 36 - 10x?<br> A. -6<br> B. 1.5<br> C. 3<br> D.6
Andreas93 [3]

Answer:

x=3

Step-by-step explanation:

5 0
3 years ago
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