Answer: 1.58 hours
<u>Step-by-step explanation:</u>

Multiply both by -1: 113.75-112=1.75
multiply answer by -1: -1.75
X=1, because they both have the same height (y), so they'll cross each other!
Substitute 22 for x
2(22)-5
44-5
39
Step-by-step explanation:
Given
Model to Actual = 5:9
5cm in Model = 9cm actual
1cm in model = (9/5)cm = 1.8cm
36cm in model = 1.8cm x 36 = 64.8cm