Question

What is the solution set of the absolute value sentence
|3k + 4| = 8?


A. {4/3, -4}
B. {x|x > 4 or x < -4/5}
C. No Solution
D. {x|-11 < x < -7}
E. All Real Numbers

Answer 1

answer is A. {4/3, -4}

Answer 2

(3k+4)= 8
3k= 8-4
k= 4/3

-(3k+4)=8
-3k-4=8
-3k = 8+4
k=-12/3 = -4

iesolution is -4, 4/3