(1+2x)/7+(5-x)/3=37/21

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Solution for (1+2x)/7+(5-x)/3=37/21 equation: 


x in (-oo:+oo)

(2*x+1)/7+(5-x)/3 = 37/21 // - 37/21

(2*x+1)/7+(5-x)/3-(37/21) = 0

(2*x+1)/7+(5-x)/3-37/21 = 0

(3*21*(2*x+1))/(3*7*21)+(7*21*(5-x))/(3*7*21)+(-37*3*7)/(3*7*21) = 0

3*21*(2*x+1)+7*21*(5-x)-37*3*7 = 0

798-21*x-777 = 0

21-21*x = 0

(21-21*x)/(3*7*21) = 0

(21-21*x)/(3*7*21) = 0 // * 3*7*21

21-21*x = 0

21-21*x = 0 // - 21

-21*x = -21 // : -21

x = -21/(-21)

x = 1

x = 1

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