Evaluate -4 x [ -6 – (-3)]
Choose the best answer from the options below:
A +12
B -12
C 0
D None of these
To evaluate -4 x [ -6 – (-3)], first simplify the expression inside the brackets:
-6 - (-3) = -6 + 3 = -3
Then, multiply -4 by -3:
-4 x -3 = 12
Therefore, the correct answer is A) +12.
To evaluate the expression -4 x [ -6 - (-3)], we need to follow the order of operations, which is parentheses, multiplication/division (from left to right), and addition/subtraction (from left to right).
First, we simplify the expression inside the parentheses: -6 - (-3).
To subtract a negative number, we change the sign of the negative number and then add.
-6 - (-3) = -6 + 3 = -3.
Now, we substitute the simplified expression back into the original expression: -4 x (-3).
Multiplying a negative number by a negative number gives a positive result.
-4 x (-3) = 12.
Therefore, the answer is A) +12.