3 years ago

Which number is NOT in the solution set of x − 9 > 3? A) 11 B) 13 C) 15 D) 17

Mathematics

2 answers:

densk [106]3 years ago

7 0

Answer:

Step-by-step explanation:

Given

x - 9 > 3 ( add 9 to both sides )

x > 12

13, 15 and 17 are all greater than 12

However, 11 is less than 12 and is not in the solution set → A

Vesna [10]3 years ago

3 0

Answer:

A) 11.

Step-by-step explanation:

x − 9 > 3 Add 9 to both sides:

x > 3 + 9

x > 12.

The only number in the list that is not greater than 12 is 11.

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