3x + 8 = -5
Subtract 8 from both sides: 3x = -5 - 8 = -13
Divide both sides by 3: x = -13/3
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4x + 5 = 3x + 84x-3x + 5 - 5 = 3x - 3x + 8 -5x = 3
5x + 5 = 8 -3x 5x = 3 -3x 8x = 3 x = 0.375
3x + 8 = -7 Therefore, 3x = -15 x = -5
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
3x-5=40x+3 Subtract 3x-5 from each side 0=37x+8 -8=37x x= -8/37