Use an 8-year analysis period and a 10 interest rate to

Question

Use an 8-year analysis period and a 10% interest rate to determine which alternative should be selected:

A

First Cost: 5300

Uniform annual benefit: 1800

Useful life in years: 4

B

First Cost 10,700

Uniform annual benefit: 2,100

Useful life in years: 8

Could you help me to do the B, like this way

p=-10700+2100(p/a,i=10%,n=8)