Find two consecutive integers such that the larger is nine more than twice the smaller

Question

14-07-2018
Mathematics

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Find two consecutive integers such that the larger is nine more than twice the smaller

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Hannah1turner Hannah1turner · Answer 1 · 2018-07-14T02:19:59+02:00

Hannah1turner Hannah1turner

14-07-2018

a=b+1
a=2b+9

b+1=2b+9
-b from both sides
1=b+9
-9 from both sides
-8=b

b+1
-8+1
-7

You can check your answer...
2b+9
2(-8)+9
-16+9
-7

The smaller is -8 and the larger is -7

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