2x =14,-3x=171,7r = 98,8t = 96,6d = -36,-3h = 45,-6x = -66,10y = 130,4x = -64,9x = 81 Please help me

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.