Can someone help me get answers? I need these ASAP

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

In the geometric progression –3, 12, −48… what term is 3,072?