Respuesta :
U=b-k+a
Now we have to solve for a so we have to move variables around
U -b =-k+a
U-b+k=a
So the answer is
a= u-b+k
Now we have to solve for a so we have to move variables around
U -b =-k+a
U-b+k=a
So the answer is
a= u-b+k