Can someone help me I’m confused please :)

Answer:
6 hours
Step-by-step explanation:
Equation is 20x + 45.00
If you subtract $45 from $165 you'd get $120
( 165 - 45 = 120 )
120 ÷ 6 is 20, or $20
So x is equal to 6
x = 6
( 20 × 6 ) = 120 + 45 = 165
Hope I helped!