Use an addition property to solve for b
-12 + 16 = 16 + b

a) -28
b) -12
c) 4
d) 12

Solve for B.

-12 + 16 = 16 + b

4 = 16 + b

4 - 16 = 16 + b -`16

-12 = b

Option B is the correct answer.

Hope This Helped! Good Luck!

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

180-142=38 for the acute angle next to the entry

90+38=128

180-128=52

a=52

step-by-step explanation: