Five more than twice a number is -13 find the number
2n+13
The difference between a number x and twice y is equal to fifteen.
20
One number is eight more than twice another if their difference is 25. The larger number is 42
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.
twice the difference of three times a number and eight
Five more than twice a number is -13 find the number
2n+13
The element with an atomic number twice that of aluminum (13) is magnesium, which has an atomic number of 12.
The difference between a number x and twice y is equal to fifteen.
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.
20
Do you mean the difference? The difference is 13.
Then the number is 3
One number is eight more than twice another if their difference is 25. The larger number is 42
Twice the number is something like 3x2, 4x2.... Squared is 3x3, 4x4. It's one number multiplied by itself twice