Answer:
yes
Step-by-step explanation:
it is going by 5s.
Answer:
I think is 53 A
Step-by-step explanation:
Answer:
5xy = 2
Step-by-step explanation:
This is the only one that has two (x & y) letters/integers on one single number.
X^2 - 18x + 81 = 0
x^2 - 9x - 9x + 81 = 0
x(x - 9) - 9(x - 9) = 0
(x - 9)(x - 9) = 0
(x - 9)^2 = 0
x - 9 = 0
x = 9
