Solve:

1/3x + 1/5 = 1/5x - 1

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b