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20 + x = 100 37 + y = 50​

20 X 100 37 Y 50 class=

Răspuns :

20 + x = 100

x = 100 - 20

x = 80

80 - a = 55

a = 80 - 55

a = 25

63 - b = 36

b = 63 - 36

b = 27

20+x=100
x=100-20
x=80


37+y=50
y=50-37
y=17
sper ca am ajutat