When 12 is subtracted from a number and obtained bis divided into 10, the result obtained is one quarter of the original number find the number​

For what values of b will f(x)= logbx be a decreasing function? (16 )

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

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?