brandonmendez0400982 brandonmendez0400982

28-01-2021
Mathematics

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x+10,-8x -9y=-1Solve using substitution

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ngoa1575 ngoa1575

28-01-2021

Answer:

x +10 =0 (1)

-8x -9y=1 (2)

x=-10 => (2) 80-9y=1 =>y=9

=> x=-10, y=9

Step-by-step explanation:

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