geometry
posted by Ciara .
what is the length of CE if DC=5x24, CE= 6x20, and DE= 55?

I will assume that D , C , and E are points on a straight line, with C between D and E. Then ...
5x24 + 6x20= 55
11x= 99
x = 9
then CE = 6(9)20
= 34