3/5x -15=6/5x+12
this is a problem my grandson had to complete. i do not know how to work it. can you show me step by step how to do it so i can hep him?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2