7x-4-5x=4

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Solution for 7x-4-5x=4 equation: 


x in (-oo:+oo)

7*x-(5*x)-4 = 4 // - 4

7*x-(5*x)-4-4 = 0

7*x-5*x-4-4 = 0

2*x-8 = 0 // + 8

2*x = 8 // : 2

x = 8/2

x = 4

x = 4

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