Question

Medal Giveaway!


After Richard gave 10% of his money to charity, he had $180 left. How much money did he originally have?

Answer 1

200

Answer 2

Explain?

Answer 3

let x is the original amount of money
so, 10% x = 0.1x is the money he gave to charity
therefore x - 0.1x =180
solve for x to get 200

Answer 4

How did I solve for to get 200? @Loser66

Answer 5

0.9x =180
x = 180/0.9 =200

Answer 6

Thanks