Question

How do I solve problems like these? Explain.
Solve and write the solution in the interval:
11> 2y+ 3
a. (-∞,4) this is what I think the answer is.
b.[-1/4,∞]
c. none
d. (4,∞]
e. (1/4,∞)

Answer 1

you are right
treat it like an equals sign and flip it if you multiply or divide by a negative number

Answer 2

If you don't mind me asking, but what does "∞" mean?

Answer 3

infinity

Answer 4

Thank you for your help.

Answer 5

np