Question

-3-1=A(0)+B(-5/2) solve for B​

Answer 1

$-3-1=A(0) + B(\frac{-5}{2} )\\-4 = 0 -\frac{5B}{2} \\-4= -\frac{5B}{2} \\-8=-5B\\B=\frac{8}{5}$