Which of the following fractions is an equivalent fraction in lowest terms to the fraction ? -276/-540

a. 23/45
b. -23/45
c. 69/135
d. -69/135

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?