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Ivenika [448]
3 years ago
11

How do you subtract and add fractions

Mathematics
2 answers:
GaryK [48]3 years ago
8 0
To subtract you have to have a common denominator and to add just add across
devlian [24]3 years ago
5 0
Before you can add or subtract fractions with different denominators.you first have to find common denominators. subtract the numerators and reduce fraction.

Adding fractions make sure numbers are same add the numerators and put it over the denominator,simplify the fraction if needed

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Solve the equation 5x+2-x=-4x
AVprozaik [17]
5x + 2 -x = -4x

4x +2 = -4x

2 = -4x -4x

2 = -8x

x = - 1/4


hope this helps
8 0
4 years ago
Read 2 more answers
PLEASE HELP DUE TODAY!!! GIVING BRAINLIEST TO THE PEOPLE WHO ANSWER ALL!!! I JUST WANT TO FINISH THIS AND GO TO SLEEEEP!!!!!!!
guapka [62]

Answer:

1 = 144

2 = 80

3 = 192

4 =  1209.6 or 1209

5 = 375

Step-by-step explanation:

8 0
3 years ago
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Nina [5.8K]

Answer:

N

Step-by-step explanation:

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6 0
3 years ago
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HACTEHA [7]

Answer:

  1. √11 is less than 3.5
  2. √5 is more than 2.1
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8 0
3 years ago
Find the missing side
dybincka [34]

Answer:

7) 8.94

8) 6.71

Step-by-step explanation:

for both questions, use pythagorean theorem

a^{2} + b^{2} = c^{2}

<u>Question 7:</u>

4^{2} + 8^{2} = c^{2}

16 + 64 = c^{2}

80 =  c^{2}

\sqrt{80} = \sqrt{c^{2}}

c = 8.94

<u>Question 8:</u>

6^{2} + 3^{2} = c^{2}

36 + 9 = c^{2}

45 = c^{2}

\sqrt{45} = \sqrt{c^{2} }

c = 6.71

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