13.3k views
1 vote
Mari and Jen each work 20 hours a week at different jobs.Mari earns twice as much as Jen.Together they earn $480.How much does each girl earn in a week

User Janne
by
6.4k points

1 Answer

1 vote

x-Jen\ earn\\2x-earn\ Mari\\\\x+2x=480\\3x=480\\x=160\\\\2x=320\\\\Jen\ earn\ 160\ and\ Mari\ 320.
User Paolo Broccardo
by
6.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.