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17-01-2019
Mathematics

contestada

add the two expressions -2.4 - 3 and -7.8 + 2

Respuesta :

17-01-2019

Answer:-10.2n-1

Step-by-step explanation:

you have: -2.4n+3 and -7.8n+2

Combine like terms.

-2.4n - 7.8n = -10.2n

-3 + 2 = -1

So we have:

-10.2n - 1

In other words-->>

-2.4n-3+-7.8n+2

Simplify them-->>

-10.2n-3+2

-10.2n-1

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