What is the answer to 2/5 =(2m+11)/8 ?

The answer to 2/5 =(2m+11)/8 is m=-39/10

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2/5 =(2m+11)/8

\frac{2}{5} = \frac{2 m + 11}{8}

m = - \frac{39}{10}

Decimal Notation

m = - 3.9

Solution steps

\frac{2}{5} = \frac{2 m + 11}{8}

Switch sides

\frac{2 m + 11}{8} = \frac{2}{5}

Multiply both sides by

8

2 m + 11 = \frac{16}{5}

Move

11

to the right side

2 m = - \frac{39}{5}

Divide both sides by

2

m = - \frac{39}{10}

0 < x + 6 < 4

s^{2} + 8 s + 25 = 0

3 x - 2 = 8 x + 8

x^{2} + 1.8 x - 0.1484 = 0

\frac{2}{5} x + 9 < \frac{6}{5} - 2 x