megan1137
megan1137
04-12-2019
Mathematics
contestada
ABCD is a parallelogram find the measure of b
Respuesta :
Juliaoswald79
Juliaoswald79
04-12-2019
Answer:
139
Step-by-step explanation:
(10x - 21)= (9x-5)
x=16
(9(16)-5)= 139
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