brobro5 brobro5

19-04-2018
Mathematics

contestada

Help me with number 9 please find the answer for A and B

Help me with number 9 please find the answer for A and B class=

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fozia01 fozia01

19-04-2018

b+133=180
b=47
and 80+a+b=180
80+a+47=180
a=180-127
a=53

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