Answer :
[tex]x-\ pumpkins\\
y-\ squashes\\\\
y=x+6\\
3y+5x=98\\\\3(x+6)+5x=98\\
3x+18+5x=98\\
8x+18=98\ \ | subtract\ 18\\
8x=80\ \ | divide\ by\ 8\\
x=10\\
y=10+6=16\\\\
They\ sold \ 10\ pumpkins\ and\ 16\ squashes.[/tex]