Let the number be x Twice a number means 2x 7 less than twice a number means 2x-7
Twice the number n is 2n.
Twice a number minus two giving us the answer as eight is number 5.
If the number is n, then twice the number is 2n and the sum of the two is n + 2n = 3n.
M multiplied by 2 + 25 or 2m + 25
Twice a number means to multiply the number by 2
It does not mean anything at all. "Twice a number" is only one number while "the difference" must refer to two numbers, not just one.
multiply it by 2
The question cannot be answered because it is ambiguous. Does "twice the sum of 16 and a number" mean "2*16 + x" or does it mean "2*(16 + x)"
2 (N + 3)
Three more than twice a number.
This means that X=2N-3.
If you mean: 5, 10, 20, 40 then the following number is twice the previous number which will be 80
sum - means addition less - means subtraction twice - means multiply by 2
Let the number be x Twice a number means 2x 7 less than twice a number means 2x-7
If you mean: x+2x+17 = 101 then x = 28 which is the number needed
Doubles in math mean the same number twice also used when playing Monopoly.