4/5x-1/3x=7

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Solution for 4/5x-1/3x=7 equation: 


x in (-oo:+oo)

(4/5)*x-((1/3)*x) = 7 // - 7

(4/5)*x-((1/3)*x)-7 = 0

(4/5)*x+(-1/3)*x-7 = 0

7/15*x-7 = 0 // + 7

7/15*x = 7 // : 7/15

x = 7/7/15

x = 15

x = 15

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