Answer:
16
Step-by-step explanation:
1 1
1 2
1 3
1 4
2 1
2 2
2 3
2 4
Three and four are done exactly the same way. the total is 16 ways.
30 I believe, sorry if I am wrong, I am bad at math and history.
The converse of a conditional statement switches the hypothesis and conclusion.
add 6a and 5a and get 11a
then:
11a=-11
a=-1
