Answer
c<2
Work Step by Step
−(7c−18)−2c>0 ⟶ multiply (by -1) using the distributive property
−7c+18−2c>0 ⟶ combine like terms
−9c+18>0 ⟶ subtract 18 from both sides
−9c+18−18>0−18 ⟶ simplify
−9c>−18 ⟶ divide both sides by -9; reverse the inequality sign
−9c÷−90
−(0−18)−0>0
−(−18)>0
18>0✓