Question Solve the equation c=1 Evaluate 9c−18c−11c=−20Subtract 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=−20Change the signs on both sides of the equation 20c=20Divide both sides 2020c=2020Divide the numbers c=2020Solution More Steps Evaluate 2020Reduce the numbers 11Calculate 1 c=1 Show Solution Graph