From my point of view, computers have an important and inevitable role in economic, business, and other part of societies .
... and other fields.
In addition, they make the way of living easier by doing our routine duties.
Actually computers do not do our routine duties, they just help us to do these duties faster and easier. (Note, here you are not speaking about industries)
Many industries use computers to command to robots in order to do many regular tasks, which were carried out by human early .
earlier
For example, many processes of production of cars are carrying out by robots, which are controlled by computers.
are being carried out
In addition, car companies use computers to simulate and analyze car accident by computers .
Here you can add that after simulating and analyzing accidents, they develop mechanisms to avoid these accidents or make passengers safer.
Despite many advantages, by coming computers many jobs has been vanished.
when computers invaded to the industry, the workplaces were significantly reduced.
A large number of industries fire many forces because of doing their works by new technologies and computers.
A large number of industries fire many employees because now their job can be done using new technologies and computers.
By considering all reasons, advantages of computers outweigh disadvantages.
In your essay you provided more negative information about the usage of computer, but now you are saying that the advantages outweigh disadvantages.
Your essay's structure is poor. For example, you didn't separate body paragraphs.
Moreover, in introduction you say that in your opinion computers have done more good than harm, however during whole essay you were describing computers' negative effects. You have to support you position not contradict it.