AddaleeR215728 AddaleeR215728

27-10-2022
Mathematics

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slove by substitution. Show work.9.) 2y=4x+6 y=2x+3

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KarolynaZ248128 KarolynaZ248128

27-10-2022

Let:

[tex]\begin{gathered} 2y=4x+6_{\text{ }}(1) \\ y=2x+3_{\text{ }}(2) \\ \end{gathered}[/tex]

Replace (2) into (1):

[tex]\begin{gathered} 2(2x+3)=4x+6 \\ 4x+6=4x+6 \\ 0=0 \end{gathered}[/tex]

Therefore:

the system has infinitely many solutions

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