Kmoseley2207
Answered

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3x-2y=2
5x-5y=10
Elimination method

Sagot :

Add -5 times the second equation to 2 times the first to get:

10x-10y-15x+10y=20-10

Thus:
-5x=10

Divide by -5 to get:

x=-2.

Substitute this into the first equation to get:
-6-2y=2

Add 6 to get:
-2y=8
Divide by -2 to get y=-4.


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