inerdEttprb
contestada

Which of the following expressions are equivalent to –3.5(2 – 3n) – 2.5n? A: –7 – 8n . B: –7 + 8n . C: –7 – 13n . D: –7 – n(10.5 – 2.5) . E: –7 + n(10.5 – 2.5)

Respuesta :

taskmasters
In order to answer the question above, the given equation should be simplified. In simplifying, it  should be remembered that you can only combine like terms. The given equation is:

–3.5(2 – 3n) – 2.5n
-7 + 10.5n - 2.5n

We manipulate the resulting equation to match the choices given.
-7 +n (10.5 - 2.5)

Therefore, the correct answer among the choices is option E.

Otras preguntas