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3y + 11 = 2y + 30
y = 19
itu x atau y ? kalo y => 19 + 2 = 21
coba soalnya diralat dulu
3y + 11 = 2y + 30
y = 19
itu x atau y ? kalo y => 19 + 2 = 21
coba soalnya diralat dulu