3. Which of the following is true about the order of operations? Addition and subtraction are done before multiplication and division.

Multiplication comes before division.

Exponents are the first operation to be completed.

Addition and subtraction are done from left to right.

c

Step-by-step explanation:

BEDMAS: search for the rules in web

Exponent are the first operation to be done (sorry if I am wrong)

Step-by-step explanation:

logv3(x+2)=1

rewrite in exponential form:

logb(x) = y is equal to b^y =x

b = 3, y = 1

now solve for x:

3^1 = x+2)

x = 3-2

x = 1

see the picture for the graph.