Help which is the point slope

Give all possible names for each angle shown.calculation tip: in angle abc, b is the vertex.

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Find the domain and range of the following function f(x) = 51x - 21+ 4