Answer: 2/3 hours
Step-by-step explanation: 1 1/3 will equal 4/3 as you have a whole number equaling 3/1 so then you divide by two and get 2/3
Answer:
x = 
Step-by-step explanation:
We can start simplifying this equation by expanding the parenthesis and cross multiplying.

The exponent 5 and 7x are equal:
Divide both sides by 7

-Chetan K
1/x^2 / 3/x^3
1/x^2 * x^3/3=x/3