The phrase "a system would reduce" is correct and usable in written English.
You can use it when discussing the potential impact or benefits of implementing a system in various contexts, such as technology, management, or processes.
Example: "Implementing a new software solution, a system would reduce the time spent on manual data entry."
Alternatives: "a system could decrease" or "a system might lessen".
The Google proposal states that such a system would reduce retail prices for wireless spectrum and extend Internet access into rural areas not now served by existing providers.
Mr. Beckman argued that such a system would reduce the need for smaller universities and labs to spend money on their own computing infrastructure.
Only 37 percent of voters said they supported public financing for state elections, and just 35 percent said they believed such a system would reduce government corruption.
In the face-to-face context in University A the teachers thought that such a system would reduce cheating, but one teacher's experience of issues arising from the use of other plagiarism detection software prompted a degree of caution: Making the students type their answers and informing them that their keystrokes and syntactic patterns are recorded would be really helpful to prevent cheating.
Such a system would reduce water use and fish kills by 95%.
Our hypothesis was that a BCMA system would reduce preventable ADEs by 45% in a neonatal intensive care unit.
Some believe that replacing the presidential system of government with a parliamentary system would reduce endemic official corruption.
Either profiling or a trusted-traveler system would reduce the number of people to be inspected.
Although a single-payer system would reduce overall health spending, it would require major tax increases as we moved private expenditures onto the federal tab.
"A more disciplined system would reduce the security internee population and inherent challenge of holding Iraqis that feel they have been unjustly detained," he wrote.
The capacity to utilize a minimal number of electrodes in an invasive BCI system would reduce the extent of external injuries to users and would lighten their surgical burden.
