Move all terms not containing

5
−
8
x


5

8
x

to the right side of the inequality.
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Add
7
7
to both sides of the inequality.

5
−
8
x

<
8
+
7

5

8
x

<
8
+
7
Add
8
8
and
7
7
.

5
−
8
x

<
15

5

8
x

<
15
Remove the absolute value term. This creates a
±
±
on the right side of the inequality because

x

=
±
x

x

=
±
x
.
5
−
8
x
<
±
15
5

8
x
<
±
15
Set up the positive portion of the
±
±
solution.
5
−
8
x
<
15
5

8
x
<
15
Solve the first inequality for
x
x
.
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x
>
−
5
4
x
>

5
4
Set up the negative portion of the
±
±
solution. When solving the negative portion of an inequality, flip the direction of the inequality sign.
5
−
8
x
>
−
15
5

8
x
>

15
Solve the second inequality for
x
x
.
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x
<
5
2
x
<
5
2
Set up the intersection.
x
>
−
5
4
x
>

5
4
and
x
<
5
2
x
<
5
2
Find the intersection between the sets.
−
5
4
<
x
<
5
2

5
4
<
x
<
5
2
The result can be shown in multiple forms.
Inequality Form:
−
5
4
<
x
<
5
2

5
4
<
x
<
5
2
Interval Notation:
(
−
5
4
,
5
2
)
(

5
4
,
5
2
)
Answer: none
Stepbystep explanation:
ok so the obtuse angle is always across from the acute angle so the answer is b
Answer:
Can you show a picture of the function on the graph and the other equations?
Stepbystep explanation:
the image is y=2x5 graphed