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SSSSS [86.1K]
3 years ago
15

What are rational numbers

Mathematics
1 answer:
RUDIKE [14]3 years ago
8 0
A rational number can be expressed as a fraction of 2 integers, where the denominator does not equal to 0.
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1/5x + 4 =1/3x-8 <br> Can you show your work too? That would be great
Vikentia [17]

Answer:

90

Step-by-step explanation:

1/5x+4=1/3x-8

add 8 to both sides and subtract 1/5x from both sides

4+8=1/3x-1/5x

12=5/15x-3/15x

12=2/15x

divide both sides by 2/15

12÷2/15=x

when dividing by a fraction, invert and multiply

12*15/2=x

90=x

CHECK:

1/5(90)+4=1/3(90)-8

18+4=30-8

22=22

5 0
2 years ago
Helppppppppplppppppp
irinina [24]

Answer:

number 1 is 2 number 2 is 15 number 4 is 30

Step-by-step explanation:

6 0
3 years ago
Is 0.007 times 10 equivalent to 0.07
katen-ka-za [31]
Yes 0.007*10= 0.07
Youre correct
7 0
2 years ago
Read 2 more answers
Please Help! (Math)(tanβ)
sertanlavr [38]

Answer:

<u>Find the missing side first.</u>

  • x = \sqrt{12^2 - 7^2}  = \sqrt{144 - 49} = \sqrt{ 95}

1) tangent = opposite leg / adjacent leg

  • tanβ = √95/7
  • Correct choice is B

2) sine = opposite leg / hypotenuse

  • sinβ = √95/12
  • Correct choice is D
7 0
2 years ago
Which could be the name of a line? A.R B. D C. m D. Rs
MrMuchimi
Hi there!

The answer is C. m
The name of a line is always a lower-case letter (e.g. m, k or any other letter from the alphabet).
4 0
3 years ago
Read 2 more answers
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