Question

Select the expressions that are equivalent to 3u - 6u.u.-3- 3u-2u - 2u9u - 11u

Answer 1

You have the following expression:

3u - 6u

to simplify the previous expression, consider that due to the terms are like terms (terms with a same variable), you simply subtract the coefficients:

3u - 6u = - 3u

Then, the equivalence expression is -3u