Answer:
Explanation:
hello :
solve the system :
2x + y = 3 ...(*)
-2y = 14 – 6x ..(**)
use (*) : y = 3-2x
put this value in (**) :
-2(3-2x) = 14-6x
-6+4x = 14 - 6x
10x=20 so : x = 20/10=2
but : y = 3-2x so : y = 3-2(2) = -1
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