Answer:
She would charge $39 for 6.5 hours of cleaning
Step-by-step explanation:
Set it up as a proportion: 4.5/27 = 6.5/x
1. 5 2. 31 3. 55
1. 2(4)-3=8-3=5
2. 4(7)+3=28+3=31
3. 3(4)+8(7)-13=12+56-13=56-1=55