4.9=7/10(b-2)

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Solution for 4.9=7/10(b-2) equation: 


b in (-oo:+oo)

4.9 = (7/10)*(b-2) // - (7/10)*(b-2)

4.9-((7/10)*(b-2)) = 0

(-7/10)*(b-2)+4.9 = 0

4.9-7/10*(b-2) = 0

4.9-7/10*(b-2) = 0

6.3-7/10*b = 0

6.3-7/10*b = 0

6.3-7/10*b = 0 // - 6.3

-7/10*b = -6.3 // : -7/10

b = -6.3/(-7/10)

b = 9

b = 9

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