Five times a number plus four times the same number is equal to 360. what is the number?

The number is 40.

Step-by-step explanation:

Let the number be x.

Given the statement: Five times a number plus four times the same number is equal to 360.

"Five times a number" means 5x

"Four times the same number" means 4x

Then, as per the given information we have;

Combine like terms;

9x = 360

Divide both sides by 9 we get;

x = 40

Therefore, the number is, 40.

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify