Question

17^3 - 16^3 = 1+3*17*x​

Answer 1

17³ - 16³ = 1+3*17*x

(17-16)=(17²+17×16+16²)=1+3×17×x

1(289+272+256)=1+51x

817=52x

817/52=x

x=15.7

Hope this helps

Thank you