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sasho [114]
3 years ago
6

Solve the following equation 2(2x +1) - 3(x - 1) = 8

Mathematics
2 answers:
Vera_Pavlovna [14]3 years ago
8 0

Answer:

The value of x is 3

Step-by-step explanation:

First, you must expand everything:

2(2x+1) - 3(x-1) = 8

2(2x)+2(1) - 3(x)+3(1) = 8

4x + 2 - 3x + 3 = 8

x + 5 = 8

Then, move all the unknown value to one side:

x = 8 - 5

= 3

stiv31 [10]3 years ago
5 0

Answer: x=3

Step-by-step explanation:

From the equation, open the bracket to give

4x + 2- 3x + 3= 8

Combine like terms

4x-3x= 8-3-2

x=8-5

x=3

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Alla [95]

Answer:

The function y = sec(x) shifted 3 units left and 7 units down .

Step-by-step explanation:

Given the function: y = sec(x)

  • If k is any positive real number, then the graph of f(x) - k is  the graph of y = f(x) shifted downward k units.
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The function y = \sec(x+3)-7 comes from the base function y= sec(x).  

Since 3 is added added on the inside, this  is a horizontal shift Left 3 unit, and since 7 is subtracted on the outside, this is a vertical shift  down 7 units.

Therefore, the transformation on the given function is shifted  3 units left and 7 units down


3 0
3 years ago
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After collecting the variables on the left side of the equation, the coefficient of the x term will be?
Kipish [7]

Answer:

56

Step-by-step explanation:

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3 years ago
There are as many 5p coins as 1p coins in the bag.
nekit [7.7K]

Answer:

160

Step-by-step explanation:

In math, the word of means multiply. :)

3/8 * 640 = 240, so there are 240 1p coins.

there are the same number of 5P coins, so there are 240 5p.

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A castle has to be guarded 24 hours a day five knights are ordered to split each day's guard duty equally how long will each kni
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Answer:

Each knight will 4.8 hrs spend on guard in one day

Step-by-step explanation:

A castle has to be guarded 24 hours a day 5 knights are ordered to split each day's guard duty equally

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That means 24 hours time has to be equally divided among the 5 knights

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HELP PLZ RN&lt;3<br> which graph displays a rate of change of 2.5?
Ilya [14]

Answer:

The second graph.

Step-by-step explanation:

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The last graph isn't steep enough to show a rate of 2.5.

This leaves us with the middle graph which is correct.

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