What is the correct simplification of
-2(a + 5)?
Responses
- 2a - 10
- 2a - 10
- 2a + 3
- 2a + 3
3a
3a
- 2a + 10
The correct simplification of -2(a + 5) is -2a - 10.
The correct simplification of -2(a + 5) is -2a - 10.
To simplify -2(a + 5), you can distribute the -2 to both terms inside the parentheses. This means multiplying -2 by 'a' and -2 by '5'.
Step-by-step:
1. Multiply -2 by 'a': -2 * a = -2a.
2. Multiply -2 by 5: -2 * 5 = -10.
Putting it together, the simplified expression is -2a - 10.
Therefore, the correct simplification is: -2a - 10.