If 2^2x=2^3, what is the value of x?

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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