alanys311
alanys311
05-05-2020
Mathematics
contestada
PLEASE HELP I WILL MARK U BRAINLIESTTTT
Respuesta :
Kama25
Kama25
06-05-2020
Answer:
x=9
Step-by-step explanation:
90 = 11x -9
+9 +9
99 = 11x
/11 /11
9 = x
so.... x=9
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