-21/7p=-3

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Solution for -21/7p=-3 equation: 


p in (-oo:+oo)

(-21/7)*p = -3 // + 3

(-21/7)*p+3 = 0

3-3*p = 0 // - 3

-3*p = -3 // : -3

p = -3/(-3)

p = 1

p = 1

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