D
Dylan R
Guest
Solve each system of equations by the addition method.
x = 5 - 9y
4x + 9y = -7
--------------------
3x = 5y -9
2y = 3x + 3
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-6x -5y = 20
-y = 6x + 4
--------------------
-3x + y = -2
-2 = 7x -y
--------------------
10x - 5 = 3y
2x - 3y = 1
x = 5 - 9y
4x + 9y = -7
--------------------
3x = 5y -9
2y = 3x + 3
--------------------
-6x -5y = 20
-y = 6x + 4
--------------------
-3x + y = -2
-2 = 7x -y
--------------------
10x - 5 = 3y
2x - 3y = 1