Find a number that when subtracted from the numerator of 13/8 and added to the denominator of 13/8 results in fraction equivalent to 2/5

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Simply 8x squared + 5(7x squared- x) - 2x =

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac