Question

Select ALL values listed below that make the following inequality true for x.

x + 3 > 70

A. 68


B. 70


C. 67


D. 71


E. -70

Answer 1

68, 70, 71 (A,C,D)

Explanation:

x + 3 > 70

=> x > 70 - 3

=> x > 67

Therefore x can be 68, 70, 71 but not 67 & -70.

Answer 2

A, B, D

Explanation:

68 + 3 is greater than 70

70 +3 is greater than 70

71 + 3 is greater than 70