Question

Evaluate the expression: (–2)2 + (–42) + (18 – 23).



A. –19
B. 19
C. –17
D. 3

Answer 1

Answer:

The correct answer is for the given expression is -43.

Step-by-step explanation:

We are given the following expression and we are supposed to evaluate it:

$(-2)^2 + (-42) + (18 - 23)$

Solving the terms inside the brackets first, following the order of operations to solve a mathematical expression to get:

= 4 + (-42) + (-5)

Further adding and subtracting the terms to get:

= 4 - 42 - 5

= -38 - 5

= -43

Answer 2

Answer:

-17

Step-by-step explanation:

Evaluate the expression: (–2)^2 + (–4^2) + (18 – 23) = -17