Igot an equation

x+u=25

i think x=15
because u sure are a 10 ; )

xd imao sorry i had to put this it was too good to pass up

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Breana is selling tickets to a choral performance. on the first day of ticket sales , she sold 3 senior citizen tickets and 1 child ticket for a total of $38. breana took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets. what is the price of a senior citizen ticket?