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Anonymous
5x-y1 = 4
32-5x=3x+8 32-5x-8=3x+8-8 24-5x=3x 24-5x+5x=3x+5x 24=8x x=24/8=3
what is |5x-1|+7=3x
10x2y2 + 8xy2 - 210y2 = 2y2(5x2 + 4x - 105) = 2y2(5x2 + 25x - 21x - 105) = 2y2(x + 5)(5x - 21).
5x + 5 = 8 -3x 5x = 3 -3x 8x = 3 x = 0.375