![]() -x-1 x -x -9x ![]() 3p -3p 3 -3 ![]() 13k 5k+8 8-5k 18-5k ![]() -12r-20 23r-20 -20-23r -33r-20 ![]() {9} {-11} {6} {1} ![]() {-6} {-7} {-11} {-15} ![]() {6} {-10} {-11} {-8} ![]() {All Real Numbers} {1} {-10} {-6} ![]() {5} {-5} {All Real Numbers} {No solution} ![]() {1.5} {-16} {All Real Numbers} {No solution} |