whbleu
whbleu
16-01-2019
Mathematics
contestada
A 7
B 17
C 49
D 61
Proving Angles Congruent
Respuesta :
theviolet11
theviolet11
16-01-2019
7x +2x+27 = 180
9x +27 = 180
-27 -27
9x = 153
÷9. ÷9
x = 17
ANSWER: B
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