Answer:
b
Step-by-step explanation:
2(3+3) or 2(3)+6, so the answer is the third option. It’s just using the distributive property.
Answer:
A
Step-by-step explanation:
44 - 15 =29
It has infinite solution or many solutions.
The steps are on paper.
Answer:
2a
Step-by-step explanation:
We can combine like terms.
There are 2 'a' s in the expression, so we can rewrite a + a as 2a.