What number is represented by the arrow? –9 0 1 9

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

If a and b are real numbers, then |a-b| is always, sometimes or never equal to |b-a| ?

Bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. −2x + 5 < 17 −2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6