Respuesta :

a = 4x/t -p

add p to each side

a+p= 4x/t

multiply each side by t

t(a+p) =4x

divide each side by 4

t/4 * (a+p) =x


a= 4x/t -p
+p
a+p = 4x/t
*t
t(a+p) = 4x
/4
t(a+p)/4 = X (in the first half it's all over 4).