2y=18 what property would be used to solve this

division property of inequality

Step-by-step explanation:

The 2y=18

                       y=18/2

                      y=9

u should use this method to find the answer.

hope it was helpful,

^_^

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°