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Solve the system of equations and choose the correct order pair. 2x +4y=14 3x+12y=51 -3,20 -3,5 -1,3 -1,12
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Feb 1, 2020
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Solve the system of equations and choose the correct order pair.
2x +4y=14
3x+12y=51
-3,20
-3,5
-1,3
-1,12
Mathematics
high-school
Thoeni
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Thoeni
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Answer: a 3,5
Step-by-step explanation:
pex
Dagge
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Feb 2, 2020
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Dagge
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making x the subject
substitute into second equation
by solving, y=5
substitute into first equation
by solving, x=-3
Therefore the ordered pair is (-3,5)
Nikodz
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Feb 7, 2020
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Nikodz
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