Me ayudan
30x – 3(-x+6) + (-5x+4) = -4(5x + 6) + (-8+3x)
30x – 3(-x+6) + (-5x+4) = -4(5x + 6) + (-8+3x)
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50x-5x=18-32
45x=-14
x=-14/45
30x + 3x - 18 - 5x + 4 = -20x - 24 - 8 + 3x
30x + 3x - 5x + 20x - 3x = -24 - 8 + 18 - 4
45x = -18
x= -18/45
→ -9.2 / 9.5 = -2/5