Which eqution has an infinite number of solutions? A. 3x - 2(x + 10) = x - 20
B. 5x + 2(x - 3) = 5x + 2( 3 - x)
C. x/2 + 1 = 3x/10 + 3
D. 7/2 x + x = 7/4

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.

Identify the number 127 as a rational or irrational. explain

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.