Let's say this number is a:
a*(a-9) = 90
a^2-9a-90 = 0
(a-15)(a+6) = 0
a = 15 or a = -6
Therefor a. would be the correct answer :)
Well, first you multiply 22×3 and then add the answer by 3!. whole times denominator plus numerator!
Answer:
1
Step-by-step explanation:
