ucsscv8zex
ucsscv8zex
19-04-2021
Mathematics
contestada
(4x+12) (7y-8)
(7y+20)
120*
Respuesta :
Elene7
Elene7
19-04-2021
Answer:
12, 12
Step-by-step explanation:
4x+12=60
x=12
7y-8+7y+20=180
14y=180-12
y=168/14
y=12
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