-3/4x=-21/4

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Solution for -3/4x=-21/4 equation: 


x in (-oo:+oo)

(-3/4)*x = -21/4 // + -21/4

(-3/4)*x-(-21/4) = 0

(-3/4)*x+21/4 = 0

21/4-3/4*x = 0 // - 21/4

-3/4*x = -21/4 // : -3/4

x = -21/4/(-3/4)

x = 7

x = 7

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