解方程5x-(x-4)=5x2

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解方程5x-(x-4)=5x2
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解方程5x-(x-4)=5x2
解方程5x-(x-4)=5x2

解方程5x-(x-4)=5x2
5x-x+4=10
4x=6
x=1.5

5x-x+4=10
4x=6
x=1.5

x=1.5

5x - (x - 4) = 5x²
5x - x + 4 = 5x²
5x² - 4x - 4 = 0
x = (2 + 2√6)/5 或 x = (2 - 2√6)/5

5x-x+4=10
5x-1x+4=10
4x-4=10
4x=10+4
4x=14
x=14除以4
x=3.5