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

User Raas Masood
by
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1 Answer

7 votes
answer:
x = -10
y= 1
Step-by-step 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!)
User Edmund Rojas
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