pnis
If you mean the difference between -11 and 2*(-11), then it's 11.
14
It is abs(5 - 2n) = 1
negative 5
The difference between a number x and twice y is equal to fifteen.
20
pnis
If you mean the difference between -11 and 2*(-11), then it's 11.
18
Twice the number is something like 3x2, 4x2.... Squared is 3x3, 4x4. It's one number multiplied by itself twice
Twice the difference between a number and thirteen can be written as 2 (b - 13) Five more than twice the difference between a number and thirteen can be written as 2 (b - 13) + 5. The algebraic expression is 2 (b - 13) + 5.
14
twice the difference of three times a number and eight
It is abs(5 - 2n) = 1
The difference between twice the last digit and the rest of the number is a multiple of 7
negative 5