7x=-21/5

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Solution for 7x=-21/5 equation: 


x in (-oo:+oo)

7*x = -21/5 // + -21/5

7*x-(-21/5) = 0

7*x+21/5 = 0

7*x+21/5 = 0 // - 21/5

7*x = -21/5 // : 7

x = -21/5/7

x = -3/5

x = -3/5

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