Answer:
25
Step-by-step explanation:
<u>The commutative property is when you can change the order and it will be the same answer.</u>
<u>6 + 8 + 7 = 7 + 8 + 6</u> would be your answer.
Answer:
9r
Step-by-step explanation:
4r+9r-11r+7r
Combine like terms
13r -11r+7r
2r+7r
9r
Answer:
Domain: 
Range: 
Step-by-step explanation:
The domain of a function is the set of values that one can input into a function and get a valid result.
The range of a function is the set of valid outputs that one can attain when a value is substituted into a function.