kmlove0577710 kmlove0577710

30-08-2021
Mathematics

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twice the difference of a number and nine is greater than 20 use the variable b for the unknown number

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anasweeney43 anasweeney43

31-08-2021

Answer:

Step-by-step explanation:

2(b-9) > 20

b - 9 > 20/2

b - 9 > 10

b > 10+9

b > 19

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