Question

Gwen saves 15% of her income. This month her in come is $500 more than last month. The expression 0.15(x + 500) represents of money she saves this month, where x is last month's income. Gwen saves $210 this month. What was Gwen's income last month?

Answer 1

Answer: 900

Explanation:

0.15(x+500)=210

1400=x+500

x=900