Question

Solve the absolute value inequality: |5x + 3| (less than or equal to) 13

a. x -3.2 and x 2

b. x -3.2 or x 2

c. x -3.2 or x 2

d. x -3.2 or x 3.2

Answer 1

\[|5x + 3| \le 13\]
\[-13 \le 5x+3 \le 13\]
\[-16 \le 5x \le 10\]
\[-16/5 \le x \le 2\]
so:
\[-3.2 \le x \le 2\]

Answer 2

It had this sign so im really not sure what it ment?

Answer 3

btw thanks for solving but i don't unerstand