Answer:
the process or skill of taking one number or amount away from another.
Step-by-step explanation:
Answer:
4a^2 - 15b + 9b^2
Step by step explanation:
Answer: Option 3.
Step-by-step explanation:
1. To simplify the expression shown in the problem, the first step is to apply the Distributive property, this means that you must multiply the number that are outside of the parentheses by the numbers inside of them.
2. Then, you have that the first step is:

3. Therefore, you can conclude that the correct answer is the third option.
Answer: x= 19
Step-by-step explanation:
(8x-7)+(x+16)=180