solve by factorisation . 20 - 7x = 6x square
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1
Answer:
20-7x=6x
20=13x
x=20/13
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0
Answer:
20 - 7x = 6x²
6x² + 7x - 20 = 0
6x² + 15x - 8x - 20 = 0
3x(2x + 5) - 4(2x + 5) = 0
(2x + 5)(3x - 4) = 0
x = -5/2 or 4/3
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