You know that we have to simplify the algebra equation, so first you have to combine x and 2x. X + 2x equals to 3x. Now that we combined x and 2x which makes 3x, we have to do 7 and -8. 7 + -8 which equals to -1. Therefore, the answer to this algebra equation is 3x + -1.
The answer is 17, steps are in photo below.
The answer is
"Question-a-bull"
Answer:
16.2
Step-by-step explanation:
Add the numbers together
d
Step-by-step explanation: