Answer:
Step-by-step explanation:
2x+5<9
= 2x<9-5
= 2x<4
*divide both sides by 2
= x<2
Answer:

0 is real number, rational number, integers, whole numbers,
Answer: 20
20 since you have to divide 100 by 5 which equals 20 since you have to use the inverse operation of multiplication which is division.
Hope this helps!
X= 6
Y= 8.5
I used Tan to find X and Cos to find Y