Question

Seven times a number is equal to 12 more that 3 times the number. Find the number

Answer 1

7n=12>3n

4n=12

n=3

Explanation:

Answer 2

Let the number be x.

7x = 3x + 12

Subtract both sides by 3x:

4x = 12

Divide both sides by 4:

x = 3