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Artemon [7]
3 years ago
5

2x(2x+3) Expanding brackets please

Mathematics
2 answers:
alekssr [168]3 years ago
5 0

Answer:

4x^2+6x

Step-by-step explanation:

2x(2x+3)

so what you do it yo first

you multiply 2x by 2x to get the answer of 4x^2

after you muctiply 2x by +3 to get 6x

finlly you get your aswer as

4x^2+6x

valina [46]3 years ago
4 0

Answer:

54 or 15

Step-by-step explanation:

x = any number

x = 3

First solve the brackets:

2x + 3

(2x3) + 3 = 9

2x = 6

I can help you up to here because the question isn't worded properly.

If you are multiplying then it would be: 9x6 = 54

If you are adding then: 9+6 = 15

Hope this helps!

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Bakersfield California was founded in 1859 when colonel Thomas baker planted ten acres of alfalfa for travelers going from Visal
sergejj [24]

Answer: option c.

Step-by-step explanation:

To solve the exercise you must apply the formula given in the problem, which is the following:

y=33,430e^{0.0397t}

The problem asks for the projected population of Bakersfield in 2010.

Therefore, keeping on mind that  <em>t </em>is th number of years since 1950, you have that:

t=2010-1950\\t=60

Substitute the value of <em>t </em>into the formula.

Therefore, you obtain:

 y=33,430e^{0.0397(60)}=361,931

3 0
3 years ago
The value of a car with an initial purchase price of $18,250 depreciates by<br><br> 11% per year.
larisa [96]

Step-by-step explanation:

This problem on depreciation of price.

Given data

initial price = $18,250

rate of depreciation = 11%

to solve for the new price we must find 11 percent of the initial price (depreciated value) and subtract from the initial price, we have

depreciation=

\frac{11}{100} *18250\\0.11*18250= 2007.5

Hence the depreciation= $2007.50

the new amount is = initial amount - depreciation

=18250-2007.50\\= 16242.50

the new amount is $16242.50

5 0
3 years ago
Solve the system of equations - 8x + 3y = -17 and 3x - y = 7 by combining the<br> equlations.
NeTakaya

Given :

Two equations :

-8x + 3y = -17  ....1)

3x - y = 7        ....2)

To Find :

The solution of the system.

Solution :

Multiplying equation 2) by 3 and adding with equation 1), we get :

(-8x + 3y) + 3(3x - y) = -17 + 21

x = 4

Putting above value of x equation 2) we get :

12 - y = 7

y = 5

Therefore, solution of system is ( 4,5 ).

8 0
3 years ago
Write the number equal to 5 tens and 13ones
svlad2 [7]
The answer is 63 add 50and 10 which is 60 then 3 from the left over of thirteen which is 63 :)
4 0
3 years ago
Photo above need help
Lilit [14]
Slope = rise/run = 3/5
3 0
3 years ago
Read 2 more answers
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