Respuesta :

anne05

Answer:

29) 10

Step-by-step explanation:

the other I can't do...

S1NGH

Answer:

29) x = 10

30) 1.275 × 10⁻⁵

Step-by-step explanation:

29) 2x / 5 = 4 ⇒ 2x = 20 ⇒ x = 10