If: 9a = 18b Then: a = 2b
6a plus 18b = 24
The GCF is 6b.
18b+9=9(b+2)
18b+9 = 9(b+2)
simplify the ratio 18b^2 to 45b
18b and 24b are both divisible by 6 and they both have b so its 6b
It is "a squared minus eighteen b".
-16
The GCF is 6.
40
4+4 equals 8.