7x/10=-21/20

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Solution for 7x/10=-21/20 equation: 


x in (-oo:+oo)

(7*x)/10 = -21/20 // + -21/20

(7*x)/10-(-21/20) = 0

(7*x)/10+21/20 = 0

7/10*x+21/20 = 0 // - 21/20

7/10*x = -21/20 // : 7/10

x = -21/20/7/10

x = -3/2

x = -3/2

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