Question

solving inequalities will fan and medal
-13<2k-1<5
A. what solutions for k make this inequality true
B. explain how you know this answer is true

Answer 1

Add 1 to both sides.

-13 < 2k - 1 < 5

-13 + 1 < 2k < 5 + 1

Answer 2

More like 'all sides'

Answer 3

-12<2k<6

Answer 4

Yep, now divide 2 to all sides.

-12 / 2 < k < 6 / 2

Answer 5

-6<k<3

Answer 6

Correct.

Answer 7

So any thing less than -6 is a solution, and anything greater than 3 is a solution.

Answer 8

ok thank you