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Bond [772]
3 years ago
7

A math problem that equals 8?

Mathematics
2 answers:
vlada-n [284]3 years ago
8 0

Answer:

\frac{3x}{6}-2=2 is a simple equation that gives the value of x as 8.

Explanation:  

Consider the following equation.

\frac{3x}{6}-2=2

By removing the mathematical operations from the left-hand side to obtain the variable x gives the result of x=8.

\frac{3x}{6}-2=2

\frac{3x}{6}=2+2                        Addition property of equality

\frac{3x}{6}\cdot6=4\cdot6    Multiplication property of equality

\frac{3x}{6}\cdot 6=4\cdot 6

\frac{3x}{3}=\frac{24}{3}           Division property of equality

x=8

Further explanation:

A simple/ linear equation represents a combination of few mathematical operations with an unknown variable. In other words, an equality of a polynomial to a particular value where the degree of the polynomial is 1.

This equation can be solved by removing each mathematical operation to remain the variable in one side of the equation. It is very important to maintain the equality of the relationship. Therefore, doing the same operation to the both sides is a necessity.  

The final answer is called as the solution or the root. A simple equation has only one root and in the root, the coefficient of the variable must be 1.

Learn more:

Create one variable equation

  • brainly.com/question/2595790  Answered by  MissPhiladelphia

Key words:

Polynomial, Algebraic expressions, Linear equation, Solving an equation, one variable.  

natima [27]3 years ago
3 0
4+4
5+3
9-1
10-2
7+1
6+2

All of these answers are very good answers

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I neeeeeedddd help pls
Gre4nikov [31]
I CAN HELP YOUUUUUUUUUUUUUUUUUU!!!!!!!!!!!!!!!!!!1

lets distribute 7(x+3)

so 7(x)+7(3)

7x+21  or b

yay :)

6 0
3 years ago
Read 2 more answers
F(x)=x^3+3
lawyer [7]

Answer:

  (a)   -3/4

  (b)  -0.75

  (c)  -0.75

Step-by-step explanation:

It's a bit hard to tell what constitutes an "iteration" when using the bisection method to approximate a polynomial root. For the purpose here, we'll say one iteration consists of ...

  • evaluating the function at the midpoint of the bracketing interval
  • choosing a smaller bracketing interval
  • identifying the x-value known to be closest to the solution

Thus, the result of the iteration consists of a bracketing interval and the choice of one of the interval's ends as the solution approximation.

__

(a) We observe that the graphs intersect in the interval (-1, 0). For the first iteration, we evaluate f(x)-g(x) at x=-1/2. This tells us the solution is in the interval (-1, -1/2). The x-value closest to the root is x=-1/2.

For the second iteration, we evaluate the function f(x)-g(x) at x=-3/4. This tells us the solution is in the interval (-1, -3/4). The x-value closest to the root is x=-3/4.

For the third iteration, we evaluate the function f(x)-g(x) at x=-7/8. This tells us the solution is in the interval (-7/8, -3/4). The x-value closest to the root is x=-3/4.

__

(b) The graph tells us the solution is approximately 0.7549. Rounded to 2 decimal places, the solution is approximately 0.75.

__

(c) The above solution found after 3 iterations rounded to 2 decimal places is exactly 0.75.

__

See the attached table for function values.

_____

<em>Comment on bisection iteration</em>

Since you cut the interval containing the root in half with each iteration, you gain approximately one decimal place for each 3 iterations. When the function value is very nearly zero at one of the interval endpoints, it can take many more iterations to achieve a better result.

Here, it takes 4 more iterations before an x-value becomes closer to the solution (x≈-97/128). And it takes one more iteration to move the end of the interval away from -3/4. After these 5 more iterations (8 total), the solution is known to lie in the interval (-97/128, -193/256). The corresponding solution approximation is -193/256. It is still only correct to 2 decimal places.

5 0
3 years ago
What is the slope of the line that passes through the points (2, 1)(2,1) and (17, -17) ?(17,−17)? Write your answer in simplest
Yuliya22 [10]

Answer:

1 + +17 18

______ = ___ = m

2 + -17 -15

7 0
3 years ago
Least:
-Dominant- [34]
Least- 2

Greatest- 12

Median- 7

Lower Q- 4

Upper Q- 8

Range-10

IQR- 4
5 0
2 years ago
(2x³)⁴= ? What is the right answer, with full explanation please:
netineya [11]
So you multiply the 4th power

2 times 4 is 8
4 times 3 is 12
Then you plug it In 8x^12

So your answer is D

Hope this helps *smiles*
7 0
3 years ago
Read 2 more answers
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