Step-by-step explanation:
Let CD be x,
As they are similar,
CG/GF= CD/DE
4/26= X/78
X=78×4/26
Therefore, X i.e. CDis equal to 12
Now,
CE= CD+DE
= 12+78
= 90
Hope this helps :)
If it does, please mark it as the brainliest.
Answer:
subtract 9 from both sides
x=3