7x + 5 - 3x = 4x + 3 - 2x7x -3x -4x -2x = 3 - 5-2x =-2x = 2/2 x = 1
20x +7 - 2 = 15x + 3020x -15x = 30 -7 +25x = 35x = 25/ 5x = 5
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7x + 5 - 3x = 4x + 3 - 2x
7x -3x -4x -2x = 3 - 5
-2x =-2
x = 2/2
x = 1
20x +7 - 2 = 15x + 30
20x -15x = 30 -7 +2
5x = 35
x = 25/ 5
x = 5