-7d > 21
d < -3
Remember the sign flips when you multiply or divide by a negative number.
The answer to your question is b.
Hello there (I can do this one, it's quick enough)
The correct answer is 24 inches
There are 8 short sides, so you would do 1.5 times 8, to get 12 inches
There are 4 long sides, so you would do 3 times 4, to get 12 inches
12 plus 12 = 24 inches
I hope this helped
1.x+16
2.x-8
3.12/x
these are the algebraic expressions