<PRE><B>Question 778364</B>
A = C + 20


A+C = 180


C+20+C = 180


2C+20 = 180


2C = 180 - 20


2C = 160


C = 160/2


C = 80


A = C + 20


A = 80 + 20


A = 100


Answers:


A = 100
C = 80


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