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04-03-2021
Mathematics

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Solving Systems of Equations using substitution
Y= -6x - 10
Y= x + 4

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9Firefoxes 9Firefoxes

04-03-2021

Substituting y in equation 2,
-6x-10=x+4
-6x-x=14
-7x=14
x=-2

Substituting x in equation 2,
y=(-2)+4
y=2

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