Five divided by the difference of a number and 2, minus 4 divided by a number plus 2, equaled 2 times the reciprocal of the difference of the number squared and 4. what is the number ?

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Find the area of the triangle shown 3 by 6

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?