Solve the following system by substitution
5x+2y=9
x+y=-3...
Answers: 2
Mathematics, 21.06.2019 17:00
Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²
Answers: 1
Mathematics, 21.06.2019 22:30
Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
Answers: 1
Mathematics, 21.06.2019 23:00
Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid
Answers: 1
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