Answer
a. -7
b. -4
c. 12
Work Step by Step
a. $-|-7|$ becomes -7 because the two $-$ signs cancel each other out.
b. $-|4|$ becomes -4 because the negative sign is outside of the absolute value indicators, so the term becomes the opposite of the absolute value of 4.
c. $-(-12))$ becomes 12 because the two $-$ signs cancel each other out.
