Which statment is true about this right triangle

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Three times the sum of a number and seven is negative thirty-six. what is the number?

Which expression shows the sum of the polynomials with like terms grouped together