can the cost of developing the system be justified by the benfifits the system will deliver?

can the cost of developing the system be justified by the benfifits the system will deliver?

can the system be created? does the company have the ability to create the system? if it was creatd does the company have the ability to keep it running operating at an acceptable level? can the system development costs and ongoing costs be justified on the improvements it will deliver? is there a better way of solving the problem? should the system development go ahead?