Question

http://prntscr.com/8z6wxt

Answer 1

Ya, U got it.
3+d<3−d
Step 1: Simplify both sides of the inequality.
d+3<−d+3
Step 2: Add d to both sides.
d+3+d<−d+3+d
2d+3<3
Step 3: Subtract 3 from both sides.
2d+3−3<3−3
2d<0
Step 4: Divide both sides by 2.
2d
2
<
0
2
d<0

Answer 2

thank you

Answer 3

;)