1946
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To write 7 less than 2 times a number, you would first multiply the number by 2. This gives you 2x. Then, you would subtract 7 from the result of 2 times the number: 2x - 7. This expression represents the value of 7 less than 2 times a number.
15 less than 7 times a number is:15-7n
It is: 4 times (7+1) = 32
The number 21 is 3 times as large as 7. 7 x 3 = 21
It is: (9 and 2/7) times 7 = 65