Question

How is the solution set of the sentence below described? X + 5 < 7

A. {All numbers less than 7/5}
B. {All numbers less than 2}
C. {All numbers less than 7}
D. {All numbers less than 12}
E. None of these​

Answer 1

B. {All numbers less than 2}

Explanation:

X + 5 < 7

Subtract 5 from each side

X + 5-5 < 7-5

x<2

All numbers less than 2