Which operation should be performed first according to the order of operations?

[(12 ÷ 4 • 3) – 17] • 244 ÷ 2 + 10

a.
12 ÷ 4

b.
4 • 3

c.
244 ÷ 2

d.
2 + 10

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

I’m confused on how to work the pie charts