Question

In the following expression, n is a rational number: -0.7(n+(-n))

Which expression below is equivalent to this expression?
A. -n(-0.7+(-0.7))
B. 0.7n+0.7n
C. -0.7n-0.7n
D. -0.7xn+(-0.7))

Answer 1

a I am pretty sure

Explanation:

I can't explain. i used an app

Answer 2

A

Explanation:

It won't make scence if i explained.