Jim has a total of 12 coins. Some of them are nickels, and the others are quarters. If he had 12 more nickels, then the value of the nickels would be the same as the value of the quarters. How many quarters does he have?

How many solutions does the nonlinear system of equations graphed bellow have?

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.

Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.