Question

How do you simplify 2[−4+3(−7+4)] using PEMDAS?

Answer 1

Answer : - 26

Step by step explanation :

$2( - 4 + 3 ( - 7 + 4))$

Calculate the sum.

$= > 2( - 4 + 3 \times ( - 3))$

Multiply the numbers. Multiplying a positive and a negative equals a negative : (+) × (-) = (-).

$= > 2( - 4 - 9)$

Calculate the difference. Extract the negative sign from the expression.

$= > 2( - (4 + 9))$

Add the numbers.

$= > 2( - 13)$

Multiply the numbers. Multiplying a positive and a negative equals a negative : (+) × (-) = (-).

$= > - 26$