23 what is the most important rule to remember when solving inequalities with negative numbers?

Need on this geometry question. explain how you did it.

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by

Common binomial factor of 6x(3x+7)+5(3x+7)