Given the equation: 3x + y = 4, write an equation of a line that would create a system of equations with the given line that has infinitely many solutions.

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

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?

Need same math paper but the back now i hope your able to read it cleary i need with hw