Question

a large table seats 12 and cost $50 , a small table seats 8 and costs $25, how many tables of each must be rented to seat 100 guests for $350, for the life of me , i cant remember how to do this.

Answer 1

if there are x large and y small tables,

12x+8y = 100
50x+25y = 350

3 large, 8 small