7x-9/2=13 - solution

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Solution for 7x-9/2=13 equation:

x in (-oo:+oo)

7*x-(9/2) = 13 // - 13

7*x-(9/2)-13 = 0

7*x-9/2-13 = 0

7*x-35/2 = 0 // + 35/2

7*x = 35/2 // : 7

x = 35/2/7

x = 5/2

x = 5/2

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