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5 votes
-x - 3 = x + 5 - 3x - 16

User Stoosh
by
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1 Answer

6 votes

Answer: -8

Explanation:

1. Combine like terms.

-x - 3 = (x - 3x ) + ( 5 - 16)

2. Simplify.

-x - 3 = -2x - 11

3. To balance the equation, add 2x on both sides.

-x - 3 + 2x = -2x - 11 + 2x

4.

x - 3 = - 11

Solve for x, which gives you -8.

User Elijaheac
by
5.0k points