U/2+2.2=-4.2 - solution

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Solution for U/2+2.2=-4.2 equation:

U in (-oo:+oo)

U/2+2.2 = -4.2 // + 4.2

U/2+2.2+4.2 = 0

1/2*U+6.4 = 0 // - 6.4

1/2*U = -6.4 // : 1/2

U = -6.4/1/2

U = -12.8

U = -12.8

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