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Ronch [10]
2 years ago
9

X-9/2=12 X=? (Don’t send no links)

Mathematics
1 answer:
jenyasd209 [6]2 years ago
6 0

Answer:

−

1

⋅

9

2

=

1

2

x-1 \cdot \frac{9}{2}=12x

x−1⋅29​=12x

Solve

1

Multiply the numbers

−

1

⋅

9

2

=

1

2

x{\color{#c92786}{-1}} \cdot {\color{#c92786}{\frac{9}{2}}}=12x

x−1⋅29​=12x

−

9

2

=

1

2

x{\color{#c92786}{-\frac{9}{2}}}=12x

x−29​=12x

2

Add  

9

2

\frac{9}{2}

29​

to both sides of the equation

3

Simplify

Step-by-step explanation:

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Questions 1 . 2 . 3 . 4
jolli1 [7]
1.
A.add=12
B. subtract=7
C. subtract= -4
D .add=9
E. subtract=2
F. subtract= -2
G. add= -14
H. subtract= -1

2.
A.1
B.13
C.5
D.-1
E.54
F.40
G.40
H.-3

3.
A.-24
B. 24
C. -32
D. 30
E. -60
F. -40
6 0
3 years ago
What type of exponential function is f(x)=0.6(2.4)^x ?
Vsevolod [243]

Answer:

<em>The function is of an exponential growth type</em>

<em>Rate of change is 240%</em>

Step-by-step explanation:

<u>Exponential Function</u>

The expression of an exponential function is

f(x)=c.a^{bx}

For a,b,c constants.

1.

The function will be of an exponential growth type if, when x increases, f increases. That behavior comes from the combination of the three constants a,b,c. The best approach to find that out is by taking the first derivative

f'(x)=b.c.lna.a^{bx}

Since a^{bx} is always positive, the product of b.c.lna must be positive to make f increasing. For example, if a>1 and both b and c are of the same sign, f increases for all x. If 0<a<1, then, since lna<0, the product b.c must be negative, i.e. both should have different signs

The function is expressed as

f(x)=0.6\ 2.4^x

we can see a>1, b and c are positive, so the function is of an exponential growth type.

2.

Talking about rates change of real functions takes us to the derivative function. We have already seen the derivative is dependent on all three constants and also of the value of x, so it cannot be predicted as a fixed percentage.

Now, if we picture the function as the general term of a sequence, where x can only take natural values, we can say

\displaystyle \frac{0.6(2.4)^{x+1}}{0.6(2.4)^{x}}=2.4

Each term is obtained as the previous term by 2.4. It's accurate to say the rate of change is 240%

3 0
3 years ago
Read 2 more answers
A sketch of Jessie's neighborhood is shown below. Which equation can Jessie use to determine x, the distance from
lana66690 [7]

Answer:

the equation that determines the length of the base, sorry i forgot the name of it

Step-by-step explanation:

5 0
3 years ago
Justin, Cam, and Ben are playing a board game where exactly one player will win. Ben estimates that Justin has a 20\%20%20, perc
motikmotik

Answer:

false

Step-by-step explanation:

Based on the information provided we can say that this is false. Since it is a board game and no actual information regarding each players position in the game has been presented, then each player has an equal chance of winning each game. Therefore since there is a total of 3 players the percent chance of winning each game for each player is 33% (100 / 3 = 33)

6 0
3 years ago
An office has 150 employees, and 30 of the employees work the night shift. What percentage of the employees work the night shift
Zanzabum
<h2>Answer:</h2>

The percent of employees who work in the night shift are:

                                     20%

<h2>Step-by-step explanation:</h2>

Total number of employee in the office are: 150

Number of employee who work in the night shift are:  30

The percent of the employee who work in the night shift is calculated as follows:

\dfrac{\text{Number\ of\ people\ working\ in\ the\ night\ shift}}{\text{Total\ number\ of\ employees}}\times 100

Hence, on putting the value in the above formula we get:

=\dfrac{30}{150}\times 100\\\\\\=\dfrac{1}{5}\times 100\\\\\\=20\%

            Hence, the answer is:

                          20%

4 0
3 years ago
Read 2 more answers
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