What is the first step in evaluating the expression below? 12 + 6 - 4 : (2 + 5)
O Divide 4 by 2
O Add 2 and 5
O Add 12 and 6
O Subtract 4 from 6

add two and five is the first step beacuse there in ()

Step-by-step explanation:

Parentheses. Add 2 and 5.

Step-by-step explanation:

Use the P.E.M.D.A.S expression. (Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.) As you can see, there are parentheses in your expression, so use PEMDAS to do order of operations problems like this.

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18. g

20. h 30 degree turn.

21. d 90 degree angles

and also 19 is a. a sphere not a cirlcle

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if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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