A party rental company has chairs and tables for rent. The total cost to rent 3 chairs and 5 tables is $49 . The total cost to r

Question

3 years ago

13

ent 9 chairs and 7 tables is $77 . What is the cost to rent each chair and each table?

2 answers:

andreev551 [17] · Answer 1 · 2022-01-07T09:57:33+03:00

7 0

Answer:

Step-by-step explanation:

Fed [463] · Answer 2 · 2022-01-07T08:27:24+03:00

Fed [463]3 years ago

5 0

Modeling the above problem in matrix form we have,
[3 5;9 7]*[x y]'=[49 77]'
AX=b
X=inv(A)*b
X=[1.7500 8.7500]'
ie x=1.7500 and y=8.7500