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If a number is added to itself, it is twice that number
→ 18 ÷ 2 = 9
→ 9 + 9 = 18
Wiki User
∙ 6y ago
Asrar Adam
Wiki User
∙ 6y agoIt is 9 + 9 = 18
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What number multiplied itself equals 324?
18
When 18 is added to 6 times a certain number the result is 168 what is the number?
9
What is a number x added to 18?
A number x added to 18 would be written x + 18. The value* of x + 18 would depend on the value x. For example, if x was 2, x + 18 would equal 20. if x was 10, x + 18 would equal 28, and so on. *'Value' means what actual number it comes to.
When 18 is added to 6 times a certain number the result is 168. What is the number?
169
If 6 is added to twice a number and that sum is multiplied by 3 the result is the same as if the number is multiplied by -1 and the product of that is added by 4 What is the number?
6x + 18 = 4 - x 7x + 18 = 4 7x = -14 x = -2
What 2 numbers equal -18?
A Prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
What 2 prime numbers equal 18?
A prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
Which two prime number add to make 18?
7 & 11 added together total 18.
What number can be added to 18 to get 27?
The number that can be added to 18 to get 27 is 9.
What is the value of x plus 9 equals 18?
9 x represents a number so in this equation it basically means what number is added to 9 to make 18 to work it out you do 18-9=9
What is the greatest factor of 18?
18. All numbers' highest factor is the number itself.
What number multiplied by itself given 18?
4.242640687It's the square root of 18
What is the algebraic expressionfor a number x added to 18?
It is simply: x+18 or 18+x
What number multiplied itself equals 324?
18
Why is it 18 not a square number?
no, it not because it does not have a product of itself
Why is 18 not a prime number?
2 x 9 = 18, so 18 has more factors than 1 and itself. It cannot be prime because a prime number has two factors: 1 and itself.
How is 18 a composite number?
18 is a composite number because a prime number can only be multiplied by 1 and itself. 18 can be multiplied by 9 and 2 also.
