Answer:
32
Step-by-step explanation:
0.5x = 16, solve for x by dividing both sides by 0.5
0.5x divided by 0.5 is x, while 16 divided by 0.5 is 32, therefore; x is equal to 32
Which of the following expressions represents the verbal description below
2 answers:
Answer:
The correct answer is D .
Step-by-step explanation:
Step 1
The first step is to construct the numerator in this expression. The numerator is formed by adding 4 and 9x and then raising that sum to the power 3. This numerator is shown below,
Step 2
The next step is to work out the denominator. The denominator of this expression is obtained by getting the product of and
. This denominator is shown below,
Step 3
The last step is to put the pieces from step 1 and 2 together and present the answer.
The final expression is
The correct answer is option D, the last option.
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In can be less mental effort if the equation is multiplied by -1 first.
.. x^2 -10x +8 = 0
.. x^2 -10x +25 +8 -25 = 0
.. (x -5)^2 = 17
.. x -5 = ±√17
.. x = 5 ±√17
The values of x that satisfy the given equation are
.. x = 5 -√17 ≈ 0.877
.. x = 5 +√17 ≈ 9.123
.. x^2 -10x +8 = 0
.. x^2 -10x +25 +8 -25 = 0
.. (x -5)^2 = 17
.. x -5 = ±√17
.. x = 5 ±√17
The values of x that satisfy the given equation are
.. x = 5 -√17 ≈ 0.877
.. x = 5 +√17 ≈ 9.123