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erastova [34]
3 years ago
11

Can u simplify 1.3 + (-6) + (-4.25) =

Mathematics
2 answers:
barxatty [35]3 years ago
7 0

Answer:

-8.95

Step-by-step explanation:

1.3-6-4.25=-8.95

olga_2 [115]3 years ago
4 0

Answer:

-8.95

Step-by-step explanation:

(-6) + (-4.25) = -10.25

-10.25 + 1.3 = -8.95

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A=c+(-10) Solve for c in terms of other variables.
True [87]
To do this we need to move 10 to other side.  To accomplish this you just need to add 10 to both side since (-10) 

so 
A+ 10 = c -10 + 10 
we get
A+ 10 = c

lets say it wasn't -10 but positive 10. 

A = c + 10  then we would subtract 10 from both sides

A -10 = c + 10 - 10 
we get 
A  - 10 = C 
5 0
3 years ago
Can someone help me !!
svetoff [14.1K]

Answer:

x = 15

Step-by-step explanation:

Create the proportion: 5/7 = x/21

Multiply both sides by 21: 15 = x

3 0
3 years ago
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mestny [16]
Answer: A
Explanation:
3 0
3 years ago
PLEASE HELP!! Need to finish my quiz!!
matrenka [14]

Answer:

Square

Step-by-step explanation:

Given are 3 options with same dimension of 12 feet. The condition is base area should be minimum for maximum volume

A) A hemisphere has

V=\frac{2}{3} \pi (\frac{12}{2} )^3\\=452.57\\Base area = \pi (\frac{12}{2} )^2\\=113.04\\Ratio=4.00

B) A cube with side length 12 ft

V=6^3 =216\\Base area = 36\\Ratio = 6

C) A cone with diameter 12 ft and height 10 ft

V=\frac{1}{3} \pi(6^2)10\\=377.14\\Base area =113.04\\Ratio =3.34\\

D) A square pyramid

V=\frac{lwh}{3} \\=\frac{144(9)}{3} \\=432\\Base area = 144\\Ratio =3

To maxmize the ratio of floor area to volume, we have to maximise the ratio of volume to floor area

Hence of these 4 figures square is the best one that meets the criteria

3 0
3 years ago
What is the sum of the exterior angles of a 27-gon?
algol [13]

Answer: 360

Step-by-step explanation: 360

The sum of the exterior angle measures of a convex polygon, one angle at each vertex, is 360. To find the sum of the measures of the exterior angles, one at each vertex, of a convex 27-gon. For any convex polygon, the sum of the measures of its exterior angles, one at each vertex, is 360

6 0
3 years ago
Read 2 more answers
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