(15)/(2a-7)=-3

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Solution for (15)/(2a-7)=-3 equation: 


D( a )

2*a-7 = 0

2*a-7 = 0

2*a-7 = 0

2*a-7 = 0 // + 7

2*a = 7 // : 2

a = 7/2

a in (-oo:7/2) U (7/2:+oo)

15/(2*a-7) = -3 // + 3

15/(2*a-7)+3 = 0

15/(2*a-7)+(3*(2*a-7))/(2*a-7) = 0

3*(2*a-7)+15 = 0

6*a-6 = 0

(6*a-6)/(2*a-7) = 0

(6*a-6)/(2*a-7) = 0 // * 2*a-7

6*a-6 = 0

6*a-6 = 0 // + 6

6*a = 6 // : 6

a = 6/6

a = 1

a = 1

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