Question

The sum of thirteen and twice a number is seven less then six times a number. What is the number?

Answer 1

Hello there,

The sum of thirteen and twice a number is seven less then six times a number. What is the number?

13+2x=6x-7

First, simplify both sides of the equation.

Next, subtract 6x from both sides.

Then, subtract 13 from both sides.

Last, divide both sides by -4.

Final answer: x=5

Answer 2

5

Explanation:

"The sum of thirteen and twice a number is seven less then six times a number" is represented as 13+2x=6x-7 where x is a number. You solve using inverse operations.

13+2x=6x-7

13+2x-2x=6x-2x-7

13=4x-7

13+7=4x-7+7

20=4x

5=x