Mathematics
Junior High
Solved
この計算は答えが (x,y)=(-3,5)になります
下の写真のどこが間違ってるのか教えてほしいです
(4)
18
(5
3x-2y=-1
-9x+5y=7
3x-2g=-1
3x (²-3)-29 =
-29=149
-29=10
J = 5
↑↑
15x-10g=-5
-18% +109=14
-3x
=9
(X,Y)= (-3₁-5)
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え.ᐟ答えそうなんですか😳
ありがとうございます🙏🏻