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777dan777 [17]
3 years ago
9

I need help, how do i do this

Mathematics
1 answer:
katrin [286]3 years ago
4 0
Ans. 5
2x+3=4x-7
3+7=4x-2x
10=2x
X=10/2
X=2
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Write each mixed as a decimal.<br> a) 1 3/4<br> b) 2 13/20
kakasveta [241]

Answer:

a. 1.75

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6 0
3 years ago
B Christian installed an electric pump to pump water from a borehole into a 30 000 litre cement dam. If the water is pumped at a
skelet666 [1.2K]

Given the amount of water needed to fill the cement dam and the water pump rate, the time needed to fill the dam is 400 minutes or 6hours 40minutes.

Option B)6h 40min is the correct answer.

<h3>How long does it take to fill the dam?</h3>

Given that;

  • Amount of water needed to fill the dam A = 30000 litres
  • Pump rate r = 75 litres per minute
  • Time needed to fill the dam T = ?

To determine how long it take to fill the dam, we say;

Time need = Amount of water needed ÷ Pump rate

T = A ÷ r

T = 30000 litres ÷ 75 litres/minute

T = 400 minutes

Note that; 60min = 1hrs

Hence,

T = 6hours 40minutes

Given the amount of water needed to fill the cement dam and the water pump rate, the time needed to fill the dam is 400 minutes or 6hours 40minutes.

Option B)6h 40min is the correct answer.

Learn more word problems here: brainly.com/question/2610134

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8 0
2 years ago
What is 17 divided by 14.62
sattari [20]
The answer is 1.16 or 0.86 because it’s 14.63/17
7 0
3 years ago
Read 2 more answers
Solve for q.<br><br> q<br> = <br> 18<br> 32
barxatty [35]

Answer:

Im boutta fail my final

Step-by-step explanation:

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8 0
3 years ago
Help please I need help
liberstina [14]

Answer:

15/8

Step-by-step explanation:

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that would be 15/8

5 0
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