Question

Help its for algebra!!!

Answer 1

they both last 1,25 hours

Explanation:

Friday: 5*A + 3*B =10 hours

Saturday: 2*A + 6*B = 10 hours --> A = (10-(6*B)) / 2

A = 5-(3B)

5*(5-3B) + 3B = 10

25 - 15B + 3B = 10

15= 12B

B=1,25 hours

A=5-3*1,25

A= 1,25 hours