in the diagram below, the expression in each circle is the result of the sum of two rectangles connected to it. complete the diagram, writing the expressions in their simplified form.

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?