The measures of the angles of a pentagon are in the ratio of 3:3:3:4:5. What is the number of degrees in the measure of the largest angle?

Question

There is no diagram or anything I just need help with these problem please. Thank you so much! 

Answer 1

The sum of the interior angles of a pentagon is 540, (5 - 2)(180) Learn that formula!

3x + 3x + 3x + 4x + 5x = 540

 

Can you solve for x and answer?