Please help with this, my head hurts so much and I'm sick but this is the hw due tomorrow T^T

Asoccer team is having a car wash. the team spent $80 on supplies. they earned $350, including tips. the team's profit is the amount the team made after paying for supplies. use a sum of integers to find the team's profit.

Decide if the following french sentence is grammatically correct or incorrect. je ne vois personne là-bas.

Comment on fait pour employer les auxiliaires êtres et avoirs