Answer:
n = -3
Step-by-step explanation:
-5n -3(n+2) = 18
-5n - 3n - 6 = 18
-8n - 6 = 18
-8n = 18 + 6
-8n = 24
n = -3
Hope this helped! If not, please let me know <3
When solving a problem, a tree diagram depicts the order in which events must be completed.
<h3>What is the relevance of a tree diagram?</h3>
Tree diagrams are very effective in probability because they clearly and simply record all likely scenarios.
The attached Tree Diagram has been used to depict the problem that John is trying to solve.
Learn more about Tree diagrams at:
brainly.com/question/2581880
#SPJ1
Answer:
A
Step-by-step explanation:
7x + 15x + 27 = 247
22x = 247 -27
22x =225
X= 10.22