Answer:
-40
Step-by-step explanation:
you multiply both sides by 10 to get the variable by its self
n = -40
hope this helps
Answer:
Table of values







<em>See attachment for graph</em>
Step-by-step explanation:
Given

Solving (a): Make a table
Considering the values of x from 0 to 5, we have:
When 

When 

When 

When 

When 

When 

So, we have:







Solving (b): The graph
See attachment
2x-7=9
Add 7 to both sides
2x=16
Divide both sides by 2
x=8
Final answer: The number is 8
Answer:
71
Step-by-step explanation:
Here is an excel that explains how to get the result.