7a+4/5=121/20

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Solution for 7a+4/5=121/20 equation: 


a in (-oo:+oo)

7*a+4/5 = 121/20 // - 121/20

7*a+4/5-(121/20) = 0

7*a+4/5-121/20 = 0

7*a-21/4 = 0 // + 21/4

7*a = 21/4 // : 7

a = 21/4/7

a = 3/4

a = 3/4

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