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lorasvet [3.4K]
2 years ago
15

2 = 1/2(7x - 4) I need help finding the answer to this equation!!

Mathematics
1 answer:
zlopas [31]2 years ago
7 0

Answer:

2 =  \frac{1}{2} (7x - 4)

________________________________

2 \times 2 = 7x - 4

________________________________

4  + 4 = 7x

________________________________

8 = 7x

________________________________

x =   \frac{8}{7}

________________________________

x =  1 \frac{1}{7}

________________________________

hope it helped you:)

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2 years ago
On simplifying (-342-8) - (-5/2 + 1)
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Answer:

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Step-by-step explanation:

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The conditional relative frequency table was generated using data that compares the number of voters in the last election and wh
lidiya [134]

Using proportions, it is found that 66 people in the survey worked on election day.

<h3>What is a proportion?</h3>

A proportion is a fraction of a total amount, and the measures are related using a rule of three. Due to this, relations between variables, either direct or inverse proportional, can be built to find the desired measures in the problem.

For this problem, the amounts of people who worked are:

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  • 40% of 85(did not vote).

Hence the total amount is given by:

0.64 x 50 + 0.4 x 85 = 66.

66 people in the survey worked on election day.

More can be learned about proportions at brainly.com/question/24372153

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