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Half of 18 is 9 and 5+4 = 9 so the number is 5

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How do you write twice the sum of a number and four?

To write twice the sum of a number and four, let the number be represented by the variable ( x ). The sum of the number and four can be expressed as ( x + 4 ). Therefore, twice this sum is written as ( 2(x + 4) ).


The sum of twice a number plus four times another number?

2x+4y


What is the sum four times a number and twice the same number?

The sum of four times a number and twice the same number can be represented mathematically as (4x + 2x), where (x) is the number. Combining the terms, this simplifies to (6x). Therefore, the result is six times the number.


Translate the difference between twice a number and four time the sum of the number and seven is equal to two?

The difference between a number x and twice y is equal to fifteen.


The sum of four and twice a number is no less than twenty?

4 + 2*n ≥ 20


How do you write twice the sum of a number and 600?

To write twice the sum of a number and 600, you first express the number as a variable, such as ( x ). The sum of the number and 600 can be written as ( x + 600 ). Therefore, twice this sum is represented as ( 2(x + 600) ).


How do you write the sum of four-fifths of m and eighteen?

4m/5 + 18


The sum of four fifths of m and eighteen?

4*m/5 + 18


A sum of a number and twice its number?

If the number is n, then twice the number is 2n and the sum of the two is n + 2n = 3n.


What number is equal to the sum of ten tens and eighteen?

118


There is a 2 digit number that is 2 times the sum of its digits What is this number?

Eighteen


The sum of two numbers is 1457 four times minus twice the second is 8 what is the larger number?

970.