Question

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

Answer 1

Answer:-10.2n-1

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