Write a system of equations to describe the situation below, solve using any method, and fill in the blanks
Anna is thinking of two numbers. Adding 8 times the first number and 7 times the second
number gives a total of 13. Also, adding 2 times the first number and 5 times the second
number gives 13. What are the two numbers?

The first number is
and the second number is___

NO LINKS!
Please just give me the answer and not a link:)

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Which of the following transformations will always produce a congruent figure?

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.