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Mathematics, 02.09.2021 20:20, emilystartk
In example 3 your friend says that there is enough information to determine the numbers of solutions of the equations 3(5x+2)=15x and -2(4y+1)=-8y-2 once you obtain 15x+6=15x and -8y-2=-8y-2 is your friend correct 
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Answers: 3
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Mathematics, 21.06.2019 19:30, MagicDragon4734
Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?
Answers: 2
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In example 3 your friend says that there is enough information to determine the numbers of solutions...
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