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defon
3 years ago
12

Which expression is equivalent to (5•3)-4

Mathematics
2 answers:
s344n2d4d5 [400]3 years ago
4 0

Answer:

11

Step-by-step explanation:

(5*3)=15=15-4

Ierofanga [76]3 years ago
4 0
5•3=15
15-4= 11
So 11 is you answer
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3(12x – 9) + 9 = 2x + 4<br> Would this be infinite solution, one solution or no solution?
timama [110]

Answer:

One solution

Step-by-step explanation:

Let us first <u>expand</u> the left side of the equation to rid of the parenthesis:

3*12x-3*9+9=2x+4\\36x-27+9=2x+4\\36x-18=2x+4

Now let us <u>isolate</u> the variable to sove for x:

36x-2x=4+18\\34x=22\\x=\frac{22}{34}\\x=\frac{11}{17}

Therefore, x=\frac{11}{17}. As you can see, there is just one solution.

<em>I hope this helps! Please let me know if you have any further questions :)</em>

8 0
2 years ago
Find the volume of the figure
Nadusha1986 [10]
Just find the base area then multiply it by the height.
so here for the base area we can divide it in 2 parts 6x6 + 2x1
which the total is 38
then multiply 38 by 1, which is the height, so it's 38
8 0
3 years ago
Read 2 more answers
Collin Buys a TV for £720 depreciate at a rate of 4% per year how much will it be worth in three years
belka [17]

Answer:

The worth of the TV after 3 years is £809.90208

Step-by-step explanation:

The answer to given question can be found from the anual depreciation formula and solving for the Future Value (F. V.) of the machine

The given parameters of the TV are;

The amount at which Collin buys the TV, P = £720

The rate at which the TV depreciates at, R = 4%

The number of years the depreciation is applied, T = 3 years

The amount the TV is worth after three years, 'A', is given as follows;

A = P \cdot \left(1 + \dfrac{R}{100} \right )^T

By plugging in the known values, we have;

A = 720 \cdot \left(1 + \dfrac{4}{100} \right )^3 = 809.90208

The amount the TV is worth after three years, A = £809.90208

8 0
3 years ago
So my teacher sucks at explaining this so I need someone's help to solve it.
galben [10]
So x is a variable which is just <span>character representing a number. We want to find x. To do this we want to get X by itself on one side of the equation. In this case/ we just need to divide both side by -4. Whatever you do to one side, you must do to the other. This gives us  X = -12. To check yourself just plug your answer back into the equation to see if its right. -4(-12) = 48. You have successfully solved for X.</span>
8 0
2 years ago
The witness's voice was steady and firm as she averred, "That is the man I saw."
Minchanka [31]
The answer is that she stated it. There is no question mark or exclamation mark, so it was neither asked nor exclaimed. She states it firmly and steadily. Consideration would reflect uncertainty and unsteadiness. 

Thus, it is a statement. By the way, please post in the appropriate category. You are in mathematics :)
5 0
3 years ago
Read 2 more answers
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