Question

Twelve times the sum of a number and seven is 324. What is the number?

Answer 1

20

Explanation:

Some number plus 7 multiplied by 12 is equal to 324

`12*(x+7)=324`

`(12*(x+7))/color(red)12=324/color(red)12`

`x+7=27`

`x+7-color(red)7=27-color(red)7`

`x=20`