$(1$ point$)$

In the circuits below, R$1=47,R2=28,R3=49,V1=27V,V2=26V,i1=-1A,$ and $i2=-3\mathrm{.}2A.$ Use superposition to find the values of $v_y,i_y,$ and $v_x$ in the circuits below.

$($a$)v_y=V$

$($b$)i_y=$ A

$($c$)v_x=$ V