Through November, Tex has received gross income of $120,000. For December, Tex is considering whether to accept one more work engagement for the year. Engagement 1 will generate $7,000 of revenue at a cost of $4,000, which is deductible for AGI. In contrast, engagement 2 will generate $7,000 of revenue at a cost of $3,000, which is deductible as an itemized deduction. Tex files as a single taxpayer. a. Calculate Tex