Since 9s is a factor of 36s, it is automatically the GCF.
9898989
72
The GCF is 9s.
9s + 7 = -11 9s = -18 s = -18/9 s = -2
6b^2-13bs-63s^2 is factorised to (2b-9s)(3b+7s)
The numeral value 9s (nines) is the plural of 9 (nine).
Five 9s:(99 x 9 + 9) / 9 = 100
It is five.
5
8
Nine of them