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Dennis_Churaev [7]
3 years ago
9

A boy is 6 years older than his sister. In three years time he will be twice her age. What

Mathematics
1 answer:
Masja [62]3 years ago
3 0

Answer:

12 years old

18-6=12

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All perfect numbers from 20 to 30
lana [24]

Answer:

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<h3>Explanation:</h3>

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2 years ago
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marusya05 [52]

Answer:

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Step-by-step explanation:

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so you should start off by splitting it into ways, like isolate 2x and start with x^3 and 3x^2, if thats the wrong answer u are not looking for then the other formula is x^3 + 3x^2 + 2x  =   x • (x^2 + 3x + 2), again just splitting it into ways. since we know the equation is = to 0, we put 2 of them together, and since you can divide everything by x and just put x outside to keep it the same, it would become x^3 + 3x^2 + 2x  =   x • (x^2 + 3x + 2).

Your Welcome

6 0
3 years ago
Gina made a scale drawing of a house and its lot. She used the scale 1 inch: 4 feet. If the house's
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