David is building a doghouse I need bolt and washer is from the hardware store how much will David pay for 16 both are 4 inches long and a washer for each

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?