4fpykvmx8x 4fpykvmx8x
  • 15-03-2022
  • Mathematics
contestada

Find the substitution 2x+3y=-5 and y=-x+5

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jessmzhou4
jessmzhou4 jessmzhou4
  • 15-03-2022

Answer: x = 20, y = -15

Step-by-step explanation:

Since we already know that [tex]y=-x+5[/tex], we can just substitute in that value of y into the other equation:

[tex]2x+3y=-5\\2x+3(-x+5)=-5\\2x-3x+15=-5\\-x=-5-15\\-x=-20\\x=20[/tex]

with the value of x, we can find the value of y:

[tex]y=-x+5=-20+5=-15[/tex]

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