Asap and show how u did it pls If m vxy=282 and m uvx=(4x-5) find the value of x

What are the sotions to the quadratic equation 9x^2=4

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Which of the following represents the factorization of the trinomial below? x^2+7x-30