Question

solve each inequality, graph its solution set and write the solution set in interval notation.
7-4 | x+7 | > -5 write into interval notation?

Answer 1

\[
7-4 | x+7 | > -5 \\
-4 | x+7 | > -12 \\
4 | x+7 |< 12\\
| x+7 |<\frac { 12}4=3
\]

Answer 2

\[
-3 < x+7 < 3\\
-10 < x < -4
\]

Answer 3

(-10,-4)

Answer 4

i don't know why i got that wrong. Thanks for the help

Answer 5

yw

Answer 6

haha oh yeah i'll give you one thanks again lol