which of these expressions represents the value of G for a 90 degree welding elbow if the degree of the fit is 45, the radius of the welding elbow is 10 inches, and the outside diameter is 14 inches?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box