Find the number of sides of a polygon if the sum of the interior angle is 2520

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

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.