Answer:
7 hours
Explanation:
This week Melisa studied for 28 hours. Last week she studied 1/4'th of it.
So to find last week study hours. Divide this weeks study hours by 4.
Last week study hours:
- this week study hours ÷ 4



<span>-----
x/8 = 18/x
---
x^2 = 8*18</span>
Please give the equation.
(<u>−1</u>
2 )(n^3)+
<u>1</u>
2 n^2+4.6n+(−
<u>1</u>
2)(n^3)+
<u>1</u>
2 n^2+4.5n
=
<u>−1</u>
2 n^3+
1
2 n^2+4.6n+
−1
2 n^3+
1
2 n^2+4.5n
Combine Like Terms:
=
<u>−1</u>
2 n^3+
<u>1</u>
2 n^2+4.6n+
<u>−1</u>
2 n^3+
<u>1</u>
2 n^2+4.5n
=(<u>−1</u>
2 n^3+
<u>−1</u>
2 n^3)+(
<u>1</u>
2 n^2+
<u>1</u>
2 n^2)+(4.6n+4.5n)
=−n^3+n^2+9.1n
Answer:
=−n^3+n^2+9.1n
Everything underlined means its a fraction/divided hope this helps <em>:D</em>
Answer:
=5
Step-by-step explanation:
(5)=-7/2(-2)-7
5=7-7
=5