Try another version of this question Get help: Box 1: Enter your answer as a list of values separated by commas: Example: -4, 3, 2
Solve for x. If there is no solution, enter DNE.
`x/(x+7)-3/(x+9)=(-10 x-84)/( x^2+16 x+63)`
Enter each value as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity `DNE`