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vagabundo [1.1K]
3 years ago
5

What is the value of x if 5x +55 = 35?

Mathematics
1 answer:
djverab [1.8K]3 years ago
5 0

Answer:

x = - 4

Step-by-step explanation:

5x + 55 = 35 ( subtract 55 from both sides )

5x = - 20 ( divide both sides by 5 )

x = - 4

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Need some help with this question in the image<br><br>Cheers​
iren [92.7K]

Step-by-step explanation:

a) 24.7×52.3=1291.81

On rounding off to 3 significant digits we get

1290

b)

\sqrt{ {42}^{2} -  {28}^{2}  }

\sqrt{1764 -784 }  =  \sqrt{980}

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On rounding off to 5 significant figures we get

=31.305

c)

\sqrt[3]{78}  = 4.27265

On rounding off to 2 significant figures we get

=4.3

Hence required answers

a)1290

b)31.305

c)4.3

I hope it helped you

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2 years ago
stretch your thinking write three different addition equations that have the sum of 834 and require at least one new group​
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Answer:

the answer for this question 1200

Step-by-step explanation:

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3 years ago
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Question 83 pts
8_murik_8 [283]

Answer:

Ummm I dont know what subject it is so i will guess 2.3?

Step-by-step explanation:

I'm Sorry im really useless

4 0
3 years ago
What is thr answer of (a-b) (a+2b)​
kari74 [83]

Answer:

Step-by-step explanation:

Use FOIL method

F -> First

O Outside

I inside

L Last

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Combine like terms

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3 years ago
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3 0
3 years ago
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