Hello please help will give brainliest!
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Answers: 2
Mathematics, 21.06.2019 17:30, nayellisoto15
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
Answers: 1
Mathematics, 21.06.2019 19:00, Jessieeeeey
Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1
Answers: 1
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