Answer:
There is only one perfect number between 20 to 30 which is 28.
<h3>Explanation:</h3>
The number 28 is a perfect number because its factors are 1, 2, 4, 7, 14 and 28.
Answer:
6*(6^-3)=0.027777 recurring
Step-by-step explanation:
6^0=1
6^-3=0.004629629 recuuring
0.004629629 recurring *6=0.0.02777recurring
Answer:
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Answer: x = - 111
Step-by-step explanation:
- Add the like terms on the right side of the equation. 45 + 85 = 130. 130 - 180 = - 50. The equation simplifies to x + 61 = - 50
- Subtract 61 on both sides. x = - 111
Answer:
none of above
Step-by-step explanation:
(5-3x)-(5x-10)
5-3x-5x+10
15-8x