Question

what is the mathematical expression of a number and eight gives a sum of ninety​

Answer 1

Answer:

$\huge\fbox{☘Answer}$

So our answer is 5(x+8)

 So the first part of the expression is (x + 8)

Then multiply that sum by 5

Answer 2

Given : a number and eight gives a sum of ninety​

To Find : mathematical expression

Solution:

Let say Number is  x

a number and eight gives a sum of ninety​

Hence  Sum of x and 8  is 90

=> x + 8  = 90

x + 8  = 90  is the mathematical expression of a number and eight gives a sum of ninety​

Additional Info:

x + 8 = 90

=> x = 90 - 8

=> x = 82

Hence number is 82

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