Alex is 58 years old and has employment income of $87,600. His common-law partner is 48 years old and has net income of $8,260. They have an adopted child who is 19 years old and lives at home. Alex and his partner have medical expenses of $4,600. Medical expenses for the son total $10,300. The son has net income of $4,300

Required

Determine the 2021 Federal income tax payable for Alex, Assume that the employer withheld the maximum EI premium and CPP contribution.