7*x=((10-x)/4)*9

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Solution for 7*x=((10-x)/4)*9 equation:


x in (-oo:+oo)

7*x = 9*((10-x)/4) // - 9*((10-x)/4)

7*x-(9*((10-x)/4)) = 0

(-9/4)*(10-x)+7*x = 0

7*x-9/4*(10-x) = 0

7*x-9/4*(10-x) = 0

37/4*x-45/2 = 0

37/4*x-45/2 = 0

37/4*x-45/2 = 0 // + 45/2

37/4*x = 45/2 // : 37/4

x = 45/2/37/4

x = 90/37

x = 90/37

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