What is 0.2-4/10-1.625 ?

The solution to 0.2-4/10-1.625 is -1.825

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simplify 0.2-4/10-1.625

simplify

0.2 - \frac{4}{10} - 1.625

- 1.825

Solution steps

0.2 - \frac{4}{10} - 1.625

Subtract the numbers:

0.2 - 1.625 = - 1.425

= - 1.425 - \frac{4}{10}

Cancel

\frac{4}{10} : \frac{2}{5}

= - 1.425 - \frac{2}{5}

Convert

- 1.425

to fraction

: \frac{- 7.125}{5}

= \frac{- 7.125}{5} - \frac{2}{5}

\frac{- 7.125}{5} - \frac{2}{5} = \frac{- 9.125}{5}

= \frac{- 9.125}{5}

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

= - \frac{9.125}{5}

Divide the numbers:

- \frac{9.125}{5} = - 1.825

= - 1.825

- 6.5 \leq \frac{7 x + 6}{2} \leq 20.5

0 = 3 x^{2} + 1

9 + 3 x > 12

5 x^{2} - 30 x - 135 = 0

12 = 2 (6 x - 6)