Plz, help I'll give brainiest thank you in advance.

Answer:
A- x-2/5
B- 3/10-x
C- 4/7 divided by x
Step-by-step explanation:
Hope this helps a bit! :)
#a
Diago collected=x
Lin collected:-
[tex]\\ \sf{:}\dashrightarrow x+\dfrac{2}{5}=\dfrac{5x+2}{5}[/tex]
#b
Diago biked.
[tex]\\ \sf{:}\dashrightarrow x-3/10=10x-3/10[/tex]
#c
Lin read
[tex]\\ \sf{:}\dashrightarrow \dfrac{4}{7}\:of\:x[/tex]
[tex]\\ \sf{:}\dashrightarrow \dfrac{4x}{7}[/tex]