7x/5=-21 - solution

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Solution for 7x/5=-21 equation:

x in (-oo:+oo)

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

(7*x)/5+21 = 0

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

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

x = -21/7/5

x = -15

x = -15

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