Translate the sentence into an inequalitya number w increased by 7 is less than 25

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Having a hard time understanding this question (see attachment).

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.