Question Solve the equation c∈RAlternative Form All real solution Evaluate 9c−18c−11c=−20cSubtract the terms More Steps Evaluate 9c−18c−11cCollect like terms by calculating the sum or difference of their coefficients (9−18−11)cSubtract the numbers −20c −20c=−20cSolution c∈RAlternative Form All real solution Show Solution Graph