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Snezhnost [94]
3 years ago
12

Solve this system by using substitution: y=7x-10y=-3

Mathematics
1 answer:
Licemer1 [7]3 years ago
6 0
Lets use substitution
y=7x-10
y=-3

so 
-3=7x-10
7=7x
1=x

now lets check
y=7(1)-10
y=-3

therefore both equations have the same value

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