What is the answer to (45)/(5+y)=13 ?

The answer to (45)/(5+y)=13 is y=-20/13

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(45)/(5+y)=13

\frac{45}{5 + y} = 13

y = - \frac{20}{13}

Decimal Notation

y = - 1.53846 \dots

Solution steps

\frac{45}{5 + y} = 13

Multiply both sides by

5 + y

45 = 13 (5 + y)

Switch sides

13 (5 + y) = 45

Divide both sides by

13

5 + y = \frac{45}{13}

Move

5

to the right side

y = - \frac{20}{13}

Verify Solutions

Find undefined (singularity) points:

y = - 5

Combine undefined points with solutions:

y = - \frac{20}{13}

x, y = \frac{x + 3}{2 x - 8}

z + \frac{10}{z} - 6 = 0

α = \frac{λ}{α}

\frac{6 x}{x + 1} = 8 - \frac{6}{x + 1}

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