Can somebody help answer all these right plz!
(WILL MARK BRAINLIEST)
Thanks!

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

X-intercept=-5 y-intercept=2 the equation of the line is

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.