Solve:
$- 8 - 2 [6 + 4 7 - (2.8 + 1.4)]$

- 34.4

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- 42.4

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+ 40.4

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- 36.4

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Solution

The correct option is B $- 42.4$
$- 8 - 2 [6 + 4 7 - (4.2)]$
$= - 8 - 2 [6 + 4 7 - 4.2]$
$= - 8 - 2 [6 + 4 2.8]$
$= - 8 - 2 [6 + 11.2] = - 8 - 2 [17.2]$
$= - 8 - 34.4 = - 42.4$

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Similar questions

Q. Evaluate:

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- 8 - 2 [6 + 4 {7 - (2.8 + 1.4)}]

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Solve:−8−2[6+47−(2.8+1.4)]

The correct option is B −42.4−8−2[6+47−(4.2)]=−8−2[6+47−4.2]=−8−2[6+42.8]=−8−2[6+11.2]=−8−2[17.2]=−8−34.4=−42.4

Solve:
$- 8 - 2 [6 + 4 7 - (2.8 + 1.4)]$

The correct option is B $- 42.4$
$- 8 - 2 [6 + 4 7 - (4.2)]$
$= - 8 - 2 [6 + 4 7 - 4.2]$
$= - 8 - 2 [6 + 4 2.8]$
$= - 8 - 2 [6 + 11.2] = - 8 - 2 [17.2]$
$= - 8 - 34.4 = - 42.4$