13. 2 – (–8) + (–3) = a. 1 b. 12 c. 7 d. 14

ANSWER

C. 7

EXPLANATION

We want to evaluate

We use the order of operations PEDMAS.

Dealing with the parenthesis first,we have

Note that:

and

Our expression now becomes:

Next, we add to get:

We finally subtract to get,

The correct answer is C

The answer is: C. 7

To solve the problem, first, we need to consider the signs out and inside of the parenthesis.

We must remember the following rule:

We are given the following expression:

Then, we can rewrite it using the rule of the signs, we have:

Hence, the correct option is C. 7.

Have a nice day!

35-60 students are taking math.

sas (side angle side)

aa (angle angle)

sss(side side side)

sas find two sides with an angle in between

aa is finding two angles and the third will add up to 180

sss find all sides

step-by-step explanation: