Solve the system of equations with the addition method

x + 2y = 10

x - 2y = 2

A snack bar sells popcorn in cone-shaped containers. one container has a diameter of 8 inches and a height of 10 inches. how many cubic inches of popcorn does the container hold?

Which expression gives the z-coordinate of the solution of the system x+2y-2z=3?

Which equation represents a line that is parallel to the line whose equation is 2x + 3y = 12

26 meters per second to miles per hour

How many triangles are formed by dawing all the diagonals from a single vertex of a convex polygon

The amazon rainforest covered 6.42 million square kilometers in 1994. In 2014, it covered 50/59 as much. Which is closest to the area of the amazon forest in 2014? A. 6.4 million km2 B. 5.4 million km2 C. 4.4 million km2 D. 3.4 million km2 E. 2.

In june 2005, Peter mailed a package from his local post office in Fayetteville North Carolina to a friend in Radford, virginia for $2.07. the first class rate at the time was $0.23 per ounce.

Tasha is decorating a rectangular bulletin board by putting ribbon around its outer edge. The bulletin board is 14 in wide and 18 in tall how many inches of ribbon does she need?

What is the relationship of the angles of a triangle

18. There are 8 teachers going to the science museum. If each teacher pays $15 to get inside, how much did the teachers pay? $