Answer:
x=5
Step-by-step explanation:
18x-11x-35=0
7x-35=0
7x=35
x=5
Percentages are numbers that are units of 100
The value of 20% of 80 is 16
<h3>How to determine the percentage value</h3>
The model is not given.
However, the percentage value can still be calculated
The expression is given as:

Express of as product

Express 20 % decimal

Evaluate the product
16
Hence, 20% of 80 is 16
Read more about percentages at:
brainly.com/question/843074
The fourth one best summarizes the passage