What is the answer to 2+7/b = 3/5 ?

The answer to 2+7/b = 3/5 is b=-5

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2+7/b = 3/5

2 + \frac{7}{b} = \frac{3}{5}

b = - 5

Solution steps

2 + \frac{7}{b} = \frac{3}{5}

Multiply by LCM

10 b + 35 = 3 b

Move

35

to the right side

10 b = 3 b - 35

Move

3 b

to the left side

7 b = - 35

Divide both sides by

7

b = - 5

Verify Solutions

Find undefined (singularity) points:

b = 0

Combine undefined points with solutions:

b = - 5

v, \frac{s}{v e} - o = l

r, s = \frac{c}{1 - r}

\frac{1}{x ^{2}} = \frac{1}{x}

\frac{- 20}{x} = \frac{- 30}{x - 2}

y, x = \frac{3 - y}{y + 1}