Solve the system using the substitution method 3x-y=4 5x+3y=9

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Dineshthamburu asked Nov 19, 2023

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Solve the system using the substitution method 3x-y=4 5x+3y=9

Mathematics
college

Dineshthamburu asked Nov 19, 2023

by Dineshthamburu

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Answer: x=2/3

y=-7

Explanation:

3x-y=45x+3y

45x+3y=9

rearrange the terms

3x-y-45x-3y=0

45x+3y=9

combine like terms

-42x-4y=0

45x+3y=9

multiply both sides

and then ya you simplyify

Denis Ivin answered Nov 23, 2023

by Denis Ivin

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