4а + b – 3 = 2b *
yes; b - 4a = 3
yes; 4a + b = 3
yes, 4а - b = 3
no

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.