Finite Math Examples

$(- 40) (0.5) + (20) (0.15) + (40) (0.1) + (60) (0.25)$

Step 1

Simplify each term.

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Step 1.1

Multiply $- 40$ by $0.5$ .

$- 20 + (20) (0.15) + (40) (0.1) + (60) (0.25)$

Step 1.2

Multiply $20$ by $0.15$ .

$- 20 + 3 + (40) (0.1) + (60) (0.25)$

Step 1.3

Multiply $40$ by $0.1$ .

$- 20 + 3 + 4 + (60) (0.25)$

Step 1.4

Multiply $60$ by $0.25$ .

$- 20 + 3 + 4 + 15$

Step 2

Simplify by adding numbers.

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Step 2.1

Add $- 20$ and $3$ .

$- 17 + 4 + 15$

Step 2.2

Add $- 17$ and $4$ .

$- 13 + 15$

Step 2.3

Add $- 13$ and $15$ .

$2$