7x/2+21

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Solution for 7x/2+21 equation: 


x in (-oo:+oo)

(7*x)/2+21 = 0

7/2*x+21 = 0 // - 21

7/2*x = -21 // : 7/2

x = -21/7/2

x = -6

x = -6

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