I need help like rn I'll give 10 points :)

Solve the equation.

32=910k

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

What can you determine about the solutions of this system

Me d is also an option but i couldn't get it in the picture