I might be able to answer the question if I can see the graphs.
Answer:
Where are the graphs? Need to see to be able to answer.
Step-by-step explanation:
75%
10
5x - 20 = 2x + 10
subtracted 2x on both sides
3x - 20 = 10
then add 20 to both sides
3x = 30
then divide 3 on both sides
x= 10