The diameter of a quarter is 24 mm. what is the quarter’s circumference?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Solve the system of equations. y= 2x y= x^2 - 15

What is the value of x in the equation 2(x-4) = 4(2x + 1)?