A number is equal to the suk of half a second number and 3. The first number is also equal to the sun of one-quarter of the second number and 5. The situation can be represented by using the graph below, where X represents the second number. Please help!

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.

Me. brady is putting trim around the edge of circular merry-go-round that has diameter of 15 feet. how much trim does he need to buy to the nearest tenth

The following figure shows four lines intersecting at a point. in a complete sentence, describe the angle relationship in the diagram. write an equation for the relationship shown in the figure and solve for x and y. confirm your answer by measuring the angle with a protractor