The units digit is twice the tens digit. if the number is doubled, it will be 12 more than the reversed number. find the number. and can you show your work and not just give the answer, ! !

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?