What is simplify-0.8(4d-0.5)-0.4(-0.4d+5) ?

The solution to simplify-0.8(4d-0.5)-0.4(-0.4d+5) is -3.04d-1.6

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simplify-0.8(4d-0.5)-0.4(-0.4d+5)

simplify

- 0.8 (4 d - 0.5) - 0.4 (- 0.4 d + 5)

- 3.04 d - 1.6

Solution steps

- 0.8 (4 d - 0.5) - 0.4 (- 0.4 d + 5)

Expand

- 0.8 (4 d - 0.5) : - 3.2 d + 0.4

= - 3.2 d + 0.4 - 0.4 (- 0.4 d + 5)

Expand

- 0.4 (- 0.4 d + 5) : 0.16 d - 2

= - 3.2 d + 0.4 + 0.16 d - 2

Group like terms

= - 3.2 d + 0.16 d + 0.4 - 2

Add similar elements:

- 3.2 d + 0.16 d = - 3.04 d

= - 3.04 d + 0.4 - 2

Subtract the numbers:

0.4 - 2 = - 1.6

= - 3.04 d - 1.6

\frac{7}{8} + \frac{4}{5}

(6 x - 2 y)^{2}

2 (2 + \frac{1}{x - 2}) (x - 2)

\frac{140}{1.6 \cdot 1 0 ^{- 19}}

- 18 - (- 2)

What is simplify-0.8(4d-0.5)-0.4(-0.4d+5) ?
The solution to simplify-0.8(4d-0.5)-0.4(-0.4d+5) is -3.04d-1.6