Question

Which expression is equivalent to -3(2m- 1) - m

6m- n- 3

6m- n+ 3

-6m- n- 3

-6m- n+ 3

Answer 1

Answer:

=> -3(2m- 1) - n

=> -6m+3-n

=> -6m-n+3

Answer 2

The expression equivalent to -3(2m - 1) - n is;

D: -6m - n + 3

Algebra Expansion

We are given the expression;

-3(2m - 1) - n

Now, the first step will be to multiply out the bracket by distributive property as;

((-3 × 2m) - (-3 × 1)) - n

>> -6m + 3 - n

Rearranging gives;

-6m - n + 3

Looking at the given options the correct one is option D

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