Solve using substitution. x+y=-9 and -2x-3y=17

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12-02-2021
Mathematics

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Solve using substitution. x+y=-9 and -2x-3y=17

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kaitlinsierras kaitlinsierras · Answer 1 · 2021-02-12T01:24:05+01:00

kaitlinsierras kaitlinsierras

12-02-2021

answer:
x = -10
y= 1
explanation:
x+y = -9
y = -9 - x
-2x -3 (-9 - x) = 17
-2x +27 +3x = 17
27 + x = 17
x = -10
y = -9 -(-10)
y= -9 + 10
y= 1
(This is just math i did real quick and didnt double check, tell me if its wrong please!)

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Solve using substitution. x+y=-9 and -2x-3y=17​

Respuesta :

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Solve using substitution. x+y=-9 and -2x-3y=17