Respuesta :

Answer:

answer is 8

Step-by-step explanation:

divide $272 by 17 hours it will give you 16. 16 represents the amount he earned each our... so now divide $128 by $16  and it is 8

znk

Answer:

[tex]\boxed{\text{8 h}}[/tex]  

Step-by-step explanation:

[tex]\text{Time}= \text{\$128} \times \dfrac{\text{17 h}}{\text{\$272}} = \textbf{8 h}\\\\\text{Brian would have to work $\boxed{\textbf{8 h}}$ to earn \$128}[/tex]