Question

A party rental company has chairs and tables for rent. The total cost to rent 2 chairs and 3 tables is 34. The total cost to rent 4 chairs and 8 tables is 89. What is the cost to rent each chair and each table?

Answer 1

A) 2c + 3t = 34

B) 4c + 8t = 89

Multiplying A) by -2 equals

A) -4c -6t = -68  Then we add that to B)

B) 4c + 8t = 89

2t = 21

Table rental = 10.50  

B) 4c + 8t = 89

B) 4c + 84 = 89

B) 4c = 5

chair rental = 1.25