Solve the system of equations using the substitution method. y = -5x -2x - y = 0 (x, y) = ( ¯\____|

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Lobster Fighter asked Dec 16, 2023

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Solve the system of equations using the substitution method. y = -5x -2x - y = 0 (x, y) = ( ¯\____|

Mathematics
high-school

Lobster Fighter asked Dec 16, 2023

by Lobster Fighter

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21 votes

Answer:

x= -2y/7

Explanation:

y=-5x-2x-yif you switch sides you get

-5x-2x-y=y

add similar elements -5x-2x-y=-7x

-7x-y=y

move y to the right side

-7x=2y

decide both sides by -7

-7x/-7 = 2y/-7y

simplify

x = -2y/7

Sheffali answered Dec 21, 2023

by Sheffali

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