Question

despejar w

w - 4
v = --------------
t

2w+4=5+t

t + y
d=--------------
w

Answer 1

Problema 1 despejar w

$v=\frac{w-4}{t}$

$t.v=w-4$

$w=(t.v)+4$

Ecuacion 2

$2.w+4=5+t$

$w=\frac{5+t-4}{2} = \frac{1+t}{2}$

Ecuacion 3

$d=\frac{t+y}{w}$

$w=\frac{t+y}{d}$