Let he number be x.

The question is simply:

\(X^{2}+ 2x = 24\)

\(X^{2} + 2x - 24 = 0\)

\((x - 4)(x +6) = 0\)

Therefore x can be either 4 or - 6.

Question

asked 2021-06-03

Find a counterexample to show that each statement is false.

The sum of any three odd numbers is even.

When an even number is added to the product of two odd numbers, the result will be even.

When an odd number is squared and divided by 2, the result will be a whole number.

The sum of any three odd numbers is even.

When an even number is added to the product of two odd numbers, the result will be even.

When an odd number is squared and divided by 2, the result will be a whole number.

asked 2021-05-03

A rectangular swimming pool is three times as long as it is wide. If the perimeter of the pool is 320 feet, what are its dimensions?

asked 2021-08-20

Solve the following equation:

\(\displaystyle\frac{{24}}{{15}}{x}+{2}=\frac{{34}}{{15}}\)

\(\displaystyle\frac{{24}}{{15}}{x}+{2}=\frac{{34}}{{15}}\)

asked 2021-01-22

If eleven is added to the square of a number, the result is sixty, Find all such numbers.