(2/9x+7)(x/4-4)=0

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Solution for (2/9x+7)(x/4-4)=0 equation: 


x in (-oo:+oo)

((2/9)*x+7)*(x/4-4) = 0

(2/9*x+7)*(1/4*x-4) = 0

( 1/4*x-4 )

1/4*x-4 = 0 // + 4

1/4*x = 4 // : 1/4

x = 4/1/4

x = 16

( 2/9*x+7 )

2/9*x+7 = 0 // - 7

2/9*x = -7 // : 2/9

x = -7/2/9

x = -63/2

x in { 16, -63/2 }

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