Hello! guys, please help me.

Answer:
x<12
Step-by-step explanation:
9/2x-9<45
9/2x-9+9<+9
9/2x<54
(2/9)(9/2)<(2/9)(54)
x<12
Answer:
r < 12
Step-by-step explanation:
Multiply both sides by 2 to eliminate the fraction.
9r - 18 < 90 ( add 18 to both sides )
9r < 108 ( divide both sides by 9 )
r < 12