Can anyone help me with this? It's practice problems. I really do not understand this :(

Question

4. m ¨C 7 < 6

m < ¨C1
m > 1
m < 13
m < ¨C13

5. y + 5 ¡Ý 7

y ¡Ü 2
y ¡Ü 12
y ¡Ý 2
y ¡Ý 12

6. p + 12 > 9

p > 21
p > 3
p > ¨C21
p > ¨C3

7. Translate the following statement into an inequality: Five less than a number is at least nine.

x ¨C 5 ¡Ý 9
x ¨C 9 > 5
x ¨C 5 > 9
x ¨C 5 ¡Ü 9