$2024$: Gilbert is a professional arm wrestler who had an AGI this year of $$8,000$ he lives in Riverside California where torrential rains created a flood when the River overflowed its banks. The US government declared his whole County a disaster area. in an enormous rush to flee the rising waters, Gilbert carelessly backed his car out of the garage and knocked over a neighbor's motorcycle. The car that originally cost Gilbert $10,775$ was repaired for $$1,000$; damage to the neighbor's motorcycle was $$1,400.$ Gilbert paid both these amounts since he carried no insurance for this type of casualty. His house was spared from the deluge, but trees, shrubs and plantings on the property were heavily damaged. His homeowners insurance policy reimbursed him $11,700$ for his $13,000$ sustained loss and property value. The Landscaping originally caused Gilbert $$15,000.$ ANSWER IS $500,$ HELP ME WITH THE CALCULATION