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Fofino [41]
3 years ago
13

What value is equivalent to 30 − 23 × 3?

Mathematics
2 answers:
s344n2d4d5 [400]3 years ago
5 0

Answer: 21

30-23=7 ; 7 times 3 =21

Rus_ich [418]3 years ago
4 0

Answer:

The equivalent value would be -39.

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Why must integration be used to find the work required to pump water out of a​ tank?
Anton [14]

Answer:

A. Different volumes of water are moved different distances.

Step-by-step explanation:

Integration is used to find work required to pump water out of a tank because different volumes of water are moved different distances and to sum it all we the tool required is integration. Moreover, work done is a path function or an inexact differential. It does depend upon the path followed by the process.

hence the correct answer is A.

7 0
3 years ago
Which expression correctly represents eight times the difference of 4 and a number
expeople1 [14]

Answer:

The expression for two times the difference of 4 and a number  is

8(4-d)

Step-by-step explanation:

To Find:

Write an expression for Eight times the difference of 4 and a number.

Solution:

Let the Unknown number be 'd'

Difference of 4 and d                        =      ( 4 - d )

So One Time Difference of 4 and d =  1× ( 4 - d )

∴   Two Times Difference of 4 and d = 2× ( 4 - d )

∴   Eight Times Difference of 4 and d = 8× ( 4 - d )

The expression for Eight times the difference of 4 and d. will be

8(4-d)

The expression for Eight times the difference of 4 and a number  is

8(4-d)

6 0
3 years ago
Solve for x: 6 + 3x = x - 8
djyliett [7]

Answer:

x = 1 + i √ 2 , 1 − i √ 2

Step-by-step explanation:

7 0
2 years ago
there are 10 boy and 10 girl in a group, 2 boys are to selected and 2 girl are to selected for the play, how many ways can they
Deffense [45]

Answer:

400 ways

Step-by-step explanation:

Times 10 x 10 x 2 x 2  to get your answer

3 0
2 years ago
point "b" has coordinates of -2,-5 after a translation 4 units down a reflection across the y axisand a translation 6 units up w
monitta
Point b would be at 2,-3
5 0
3 years ago
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