Answer:
your answer will be c hope ur help and mark me brainlist
Answer:
Step-by-step explanation:
Given
The linear equation is 
The other linear equation parallel to the given line can be represented by

Here, c can take any value . for example c=1, line becomes

Answer:
it does have a solution x=0
Step-by-step explanation:
9x+15=3x+15
6x+15=15
6x=0
x=0