Question

Determine which integer will make the inequality x − 4 < 16 true.

S:{16}
S:{20}
S:{21}
S:{32}

Answer 1

x = 16 because only a number less than 16 would make it true. Thus (16-4)<16 really is 12<16 and true.

Answer 2

x-4<16

x<16+4

x<20

S:[20] TRUE