-3/7+3x+x=-65/21

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Solution for -3/7+3x+x=-65/21 equation: 


x in (-oo:+oo)

3*x+x-3/7 = -65/21 // + -65/21

3*x+x-3/7-(-65/21) = 0

3*x+x-3/7+65/21 = 0

4*x+8/3 = 0 // - 8/3

4*x = -8/3 // : 4

x = -8/3/4

x = -2/3

x = -2/3

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