3/7(21x-7)=2/5(10x-25)

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Solution for 3/7(21x-7)=2/5(10x-25) equation: 


x in (-oo:+oo)

(3/7)*(21*x-7) = (2/5)*(10*x-25) // - (2/5)*(10*x-25)

(3/7)*(21*x-7)-((2/5)*(10*x-25)) = 0

(3/7)*(21*x-7)+(-2/5)*(10*x-25) = 0

3/7*(21*x-7)-2/5*(10*x-25) = 0

3/7*(21*x-7)-2/5*(10*x-25) = 0

5*x+7 = 0

5*x+7 = 0

5*x+7 = 0 // - 7

5*x = -7 // : 5

x = -7/5

x = -7/5

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