Rami bought 4 pairs of jeans his total bill including tax was $80.29 if each pair of jeans cost $18.50 before tax was added what tax rate did rami pay on the jeans

b

step-by-step explanation:

yes

step-by-step explanation:

so of course you want to start by plugging the 5 in which goes to 7(5)+3(5)=50 because 7*5=35 and 3*5=15 and then add them together, then plug in the 5 to the other equation as well 9(5)+5=50 because 9*5= 45 and then add 5 and so yes they are equivalent.