Write an equation that models this situation. Dana sent 7 texts each to 9 of her friends about a math problem. What is the total number of texts (x) that Dana sent to her friends?

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

In the diagram of circle o, what is the measure of zabc?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)