Two seventh times half simplified

Write the converse of the following statement: if the trees have no leaves, then it is fall. if the trees have no leaves, then it is fall. the trees have no leaves, therefore it is fall. it is fall since the trees have no leaves. if it is fall, then the trees have no leaves.

What is the 12th term of b(n)=-4-2(n-1)

Long division the problem is 40 ➗ 348 = ?