When nicky tries to solve and equation using properties of equality she ended up with the equation -3=-3 what equation might she have tried to solve what ls the solution of the equation

lo.lll

step-by-step explanation:

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true

the answer is d

step-by-step explanation:

you can also use mathway to get you answer + steps

answer is  

a.

p = 78

step-by-step explanation: