5/7(-4/7x-6/7)=-45/49

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Solution for 5/7(-4/7x-6/7)=-45/49 equation: 


x in (-oo:+oo)

(5/7)*((-4/7)*x-(6/7)) = -45/49 // + -45/49

(5/7)*((-4/7)*x-(6/7))-(-45/49) = 0

(5/7)*((-4/7)*x-6/7)+45/49 = 0

5/7*(-4/7*x-6/7)+45/49 = 0

(5/7*49*(-4/7*x-6/7))/49+45/49 = 0

5/7*49*(-4/7*x-6/7)+45 = 0

15-20*x = 0

(15-20*x)/49 = 0

(15-20*x)/49 = 0 // * 49

15-20*x = 0

15-20*x = 0 // - 15

-20*x = -15 // : -20

x = -15/(-20)

x = 3/4

x = 3/4

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