Answer:
a
Step-by-step explanation:
-3x-12> 8x + 21
+12 +12
-3x > 8x + 33
-8x -8x
-11x > 33
————-
-11
x < -3
I moved the real numbers to one side and and the variable to the other side to solve for the inequality
I also remembered somewhere that if you divide by a negative number the inequality sign switches.
It would be Pi divided by 4
3.14
This is typically what you would use but there are several other numbers after 3.14
Step-by-step explanation:
the answer may be rs.2360 in her account