Respuesta :

Answer:

- 3

option c). is correct!

Step-by-step explanation:

Given :

5 ( 6 + x ) = 15

= > 30 + 5 x = 15

= > 5 x = - 30 + 15

= > 5 x = - 15

= > x = - 15 / 3

= > x = - 3

Therefore, final answer is - 3

Answer:

C. -3

Step-By-Step Explanation:

5(6+3) = 45

5(6+-1.33) = 23.35

5(6+-3) = 15

5(6+1.33) = 36.65