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Marta_Voda [28]
4 years ago
8

The fathers age is the sum of the son and the mother ​

SAT
2 answers:
Anni [7]4 years ago
7 0

Answer: The son is 1 year old and the father is 27 years old.

Explanation: Let’s call the sons age x and the fathers is y. You have the equations x+26=y and 3(x+8)=y=3x+24. So you could say that (3x-24)-(x+26)= z -z. So 2x-2=0. Add 2 to both sides and get 2x=2. x = 1 so the son is 1 year old

yulyashka [42]4 years ago
7 0
Sry can you help me what is 7 3/4% as a fraction in simplest form
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This data gives the length, in inches, of several nails. length (in.): 12, 516, 18, 12, 38, 516, 516, 316, 516, 18 create a line
Tema [17]

Answer:this is what my test looks like

Explanation:

hope this helps pls give me points byee

4 0
2 years ago
A scientist wants to make certain the results of her experiment are accurate. She has repeated the procedure numerous times and
Romashka [77]

The correct answer is D. Have other scientists repeat the procedure and obtain the same results.

Explanation:

One of the most accurate ways to validate the results of an experiment is to allow peers (other scientists) to review the experiment and repeat it, which is known as replication. This process is required to make sure the results are accurate because if the experiment is repeated by a different scientist and the results are different this shows the data is not consistent and therefore the results are invalid. Moreover, inconsistency or lack of replication can occur due to incorrect processes or bias by the scientist.

According to this, the next step in this situation is to "have other scientists repeat the procedure and obtain the same results".On the other hand, repeating the experiment but changing one of the variables or the procedures is not a correct step because this will change the essence of the experiment and lead to different results.

8 0
4 years ago
like all equilibrium constants, the value of kw depends on temperature. at body temperature (37∘c), kw=2.4×10−14.
DENIUS [597]

Answer:

The concentration of  [ H3O^+] is 1.6 × 10^−7.

Hope I helped! ☺

5 0
3 years ago
Which function is shown in the graph? mc001-1. Jpg mc001-2. Jpg mc001-3. Jpg mc001-4. Jpg.
Elan Coil [88]

The function shown in the graph in the image attached below is y=|x-4|.

<u>Given the following data:</u>

  • Points on the x-axis = (0, 4)
  • Points on the y-axis = (0, 4)

First of all, we would determine the slope of this line by using the following formula;

Slope. \;m = \frac{Change \; in \; y \;axis}{Change \; in \; x \;axis} \\\\Slope. \;m = \frac{y_2 - y_1}{x_2 - x_1}

Substituting the points into the formula, we have;

Slope. \;m  = \frac{4 - 0}{4 - 0}\\\\Slope. \;m  = \frac{4}{4}\\\\

Slope, m  = 1

Next, we would find the intercept:

Let x = 0, for the y-intercept.

y=mx+b\\\\4=1(0)+b

b = 4

Therefore, the function shown in the graph in the image attached below is y=|x-4|

Read more on slope here: brainly.com/question/3493733

4 0
2 years ago
Read 2 more answers
Which of the statements about mole ratios are true? select all that apply.
Serga [27]

The following are true of mole ratio

  • They are expressed as ratio of mass to molar mass
  • It is measured in moles

<h3>How to calculate the mole ratio</h3>

The formula for calculating the mole ratio is expressed according to the formula shown:

Mole ratio is the ratio of the mass of a substance to the molar mass of the same substance.

To calculate the mole ratio

Mole = Mass(g)/molar mass(g/mol)

Hence the following are true of mole ratio

  • They are expressed as ratio of mass to molar mass
  • It is measured in moles

Learn more on  molar mass here: brainly.com/question/24236159

4 0
3 years ago
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