Question 921659: please help me solve this: Doubling a number and subtracting it from 35 will result in triple the value of the number. What is the number?
You can put this solution on YOUR website! let x be the number, then
35 - 2x = 3x
add 2x to both sides of =
5x = 35
x = 7
the number is 7
check the answer
35 - 14 = 21
21 = 21
answer checks