The perimeter of an equilateral triangle is 4 centimeters more than the perimeter of a square and the length of a side of the triangle is 8 centimeters more than the length of a side of the square. find the length of a side of the equilateral triangle. (an equilateral triangle has three sides of the same length.)

Based on what i know about mean, this doesn't add up.

Find the balance at the end of 4 years if 1000 is deposited at the rate of

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a. m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum. how many seats does the larger van have?