2. use the linear combination method to solve the system of equations. explain each step of your solution. 2x - 3y = 13 x + 2y = -4

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !