Mike rode his bike for 3 2/3 miles dustin rode his bike 2 3/8 how much further did mike go on his bike

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick