4/9x=21/7 - solution

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Solution for 4/9x=21/7 equation:

x in (-oo:+oo)

(4/9)*x = 21/7 // - 21/7

(4/9)*x-(21/7) = 0

(4/9)*x-3 = 0

4/9*x-3 = 0 // + 3

4/9*x = 3 // : 4/9

x = 3/4/9

x = 27/4

x = 27/4

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