Liz and John formed the equal LJ Partnership on January 1 of the current year. Liz contributed $80,000 of cash and land with a fair market value of $90,000 and an adjusted basis of $75,000. John contributed equipment with a fair market value of $170,000 and an adjusted basis of $20,000. John had used the equipment in his sole proprietorship.

What is the amount of the partners' inside basis? What is the amount of the partners' outside basis? How much precontribution gain does John's property have?