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Q: What kind of number is 3 6 9 12 15?

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3+4x=15 4x=15-3 4x=12 x=12/4 x=3 The check is: If x=3 then, 3+ (4 X 3)=15 3+12=15

12 and 15 as fraction is 12/15 . then turn it into simplest form you divide top number ( 12 ) and the bottom number ( 15 ) by the biggest number that fits into both of them which in this case is 3 . now you divide the top number and bottom number by the biggest number that fit into both of them which is 3 . so 12 divided 3 is 4 and 15 divided by 3 is 5 so your final answer is 4/5 . REMEMBER - when simplify fraction , the top and bottom number is always divided by the same number which is the biggest number that fits into both of them .

45/12 = 15/4 = 3 3/4

6, 12, 15 and lots more.

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Related questions

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12 + 3 = 15

3+4x=15 4x=15-3 4x=12 x=12/4 x=3 The check is: If x=3 then, 3+ (4 X 3)=15 3+12=15

4n+3 = 15 15 - 3 = 12 4n = 12 12 / 4 = 3 (3 X 4) + 3 = 15

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Because 3 is the largest number that divides into both 12 and 15 evenly with no remainder.

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The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 15 are 1, 3, 5, and 15. The common factors of 12 and 15 are the numbers that are factors of both, which are 1 and 3.

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