Try another version of this question Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Box 2: Enter your answer as a list of integer or decimal numbers separated with commas: Examples: -4, 3, 2.5172
For the algebraic expression: `28*k+47`
Identify the variable(s)
Identify the constant(s)
Enter your answer as a list separated by commas if necessary.
Be sure your variables match those in the question `k`
Enter DNE for Does Not Exist, oo for Infinity 28,47