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When 3 is multiplied by the sum of a number and 8 the result is 21 Find the number?
Wiki User
ā 10y ago
3*(n + 8) = 21
Divide both sides by 3: n + 8 = 21/3 = 7
Substract 8 from both sides: n = 7 - 8 = -1
Wiki User
ā 10y ago
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When -3 is multiplied by the sum of a number and 8 the result is -21 Find the number?
If: -3*(x+8) = -21 Then: x = -1
You are a two digit number when you are multiplied by the sum of your digits. the result is 70 what number are you?
14 x (1 + 4) = 14 x 5 = 70
Sum of number multiplied by itself?
kl
What is the expressions 5 multiplied by the sum of 20 and 15?
The sum means the result of adding the numbers. Therefore the sum of 20 and 15 is 35. 5 times 35 is 175 - therefore 5 multiplied by the sum of 20 and 15 is 175.
If 7 is added to a number and the sum is doubled then the result is -1 less than the number find the number?
6
When -3 is multiplied by the sum of a number and 8 the result is -21 Find the number?
If: -3*(x+8) = -21 Then: x = -1
If the sum of a number and four is multiplied by two the result is 28 What is the number?
The number is 48.
A number added to another number to find a sum?
When you add a number to another number the result is their sum
What is the sum of 13 x 0?
Any number multiplied by zero will always give the result of zero.
You are a two digit number when you are multiplied by the sum of your digits. the result is 70 what number are you?
14 x (1 + 4) = 14 x 5 = 70
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
Sum of number multiplied by itself?
kl
What is the expressions 5 multiplied by the sum of 20 and 15?
The sum means the result of adding the numbers. Therefore the sum of 20 and 15 is 35. 5 times 35 is 175 - therefore 5 multiplied by the sum of 20 and 15 is 175.
What is 7 multiplied by the sum of a number and 3?
7(a+3)
If 7 is added to a number and the sum is doubled then the result is -1 less than the number find the number?
6
If 8 is added to twice a number and this sum is multiplied by 4 the result is the same as if the number is multiplied by 5 and 11 is added to the product what is the number?
4(8+2x)=5x+1132+8x=5x+118x-5×=11-323x=-213 3=-7Therefore the number is -7
What are the sum and the product of a number?
The sum is the total when numbers are added together, the product is the total when they are multiplied.
