13. ccss persevere with problems the perimeter of a rectangle is 8(2x + 1)
inches. the length of the sides of the rectangle are 3x + 4 inches and
4x + 3 inches. write and solve an equation to find the length of each side of
the rectangle.

Find the area of a trapezoid with a height of 23, base 1 of 10 and base 2 of 18

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply