X/4+21=19

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Solution for X/4+21=19 equation: 


X in (-oo:+oo)

X/4+21 = 19 // - 19

X/4-19+21 = 0

1/4*X+2 = 0 // - 2

1/4*X = -2 // : 1/4

X = -2/1/4

X = -8

X = -8

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