What is the answer to: y=-2x-5,4x+3y=15 using substitution to solve it..??

asked Nov 28, 2022 75.1k views

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14 votes

Answer:

Explanation:

Plug the first equation into the second

$4x+3(-2x-5)=15\\4x-6x-15=15\\-2x=30\\x=-15$

y=-2(-15)-5

=30-5

=25

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