The product of a number and -5 is equal to twice the number subtracted from 9. What is the number? A. -9
B. -3
C. 3
D. 9

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

Solving algebraic equations 2m+3=11

X-10/4 when x = –18 a 7 b –2 c –7 d 2