Answer:
15/2
Step-by-step explanation:
Answer:
3/5
Step-by-step explanation:
turn 3 into 3/1, then multiply the top and bottom to get 3/5.
Answer:
9r
Step-by-step explanation:
4r+9r-11r+7r
Combine like terms
13r -11r+7r
2r+7r
9r
Multiply 65 and .4 which will give you the answer of 26.
Answer: 60 degrees
Explanation: If all angles are same, each angle is 60 degrees and adds up to 180.