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Lina20 [59]
4 years ago
8

How do I solve this

Mathematics
2 answers:
cricket20 [7]4 years ago
8 0

Just answering because the thing says I have to

Drupady [299]4 years ago
7 0

Answer:

-17z + 15a

Step-by-step explanation:

can't be simplied

answer:

-17z + 15a

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What is the surface area?
Semenov [28]

Answer:

of what?

Step-by-step explanation:

3 0
3 years ago
A welder's electrical arc has a temperature ranging from 500°C to 20 000°C. What is this in degrees Fahrenheit?
DochEvi [55]
<h3>Answer:</h3>

932°F to 36032°F

<h3>Step-by-step explanation:</h3>

Celsius and Fahrenheit are both measures of temperature. However, Celsius is a metric measurement, and Fahrenheit is used in the USA primarily.

Conversion Formula

To convert the Celsius measurements to Fahrenheit we can use the formula:

  • (°C × 9/5) + 32 = °F

So, in this formula, you can plug in whatever Celsius value you have in and solve for Fahrenheit. To convert from F to C you can use the second formula:

  • (°F − 32) × 5/9 = °C

Solving for Fahrenheit

Now that we have the formula, we can plug in the 2 Celsius values to find the new range.

First, plug 500°C in

  • (500°C × 9/5) +32 = °F

Next, multiply the terms within the parentheses

  • (900) + 32 = °F

Finally, add the last terms

  • 932 = °F

Then, plug in 20000°C

  • (20000°C × 9/5) + 32 = °F

Next, multiply the terms within the parentheses

  • (36000) + 32 = °F

Lastly, add the terms together

  • 36032 = °F

This means that, in Fahrenheit, the temperature range of the welder's electrical arc is 932°F to 36032°F. This is a total range of 35100°F.

3 0
2 years ago
3^4 + 4 . 5 = _ (input whole numbers only.)
anygoal [31]
3^4=81
4*5=20
81+20=101
Hope this helped
6 0
3 years ago
I don’t know which one is
IRINA_888 [86]

i think that it is the third one

7 0
4 years ago
Maddie is participating in the first round a math competition. She writes one contest a month in each of the first ten months of
ad-work [718]

The correct answer is 85 points in each contest

Explanation:

To solve this problem, the first step is to find out how many points Maddie has and then how many points she still needs to get a total of 750 points. Additionally, to do this, the correct process is to multiply the average points by the number of contexts.

In the first five contests, she obtained 68 points average

5 x 68 = 340 points in the first five contests

In the three following contests, she obtained 80 points on average

3 x 80 = 240 points

Now, let's add the points and find how many points she is missing to reach 750 points

340 + 240 = 580

750 - 580 = 170

Finally, let's divide the points missing by 2 because there are still two contests and Madie needs to get the 170 points in these two.

170 ÷ 2 = 85 points

Maddie needs to get 85 points on average to complete her goal of 750 points

6 0
3 years ago
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