Answer:
No solutions
Explanation:
3x+2y-5y=0
3x-3y=0
x=y+10
3(y+10)-3y=0 ==> plugin y+10 for x
3*y + 3*10 - 3y = 0 ==> distribute 3 to y and 10
3y + 30 - 3y = 0
3y - 3y + 30 = 0
30
0
3(y+10)-3y
0
3(y+10)-3y
3x-3y ==> 3x-3y=0
Hence, there are no solutions.