kell22wolf kell22wolf

03-02-2019
Mathematics

contestada

Liz had 140 pens and Inna had 100 pens. After Inna gave Liz some pens, Liz had 3 times as many pens as Inna. How many pens did Inna give Liz?

Respuesta :

mathecoach mathecoach

03-02-2019

Answer:

140 + x = 3 * (100 - x)

140 + x = 300 - 3x

140 + 4x = 300

4x = 160

x = 40

Inna gave Liz 40 pens.

Answer Link

Otras preguntas

behaving in an acceptance manner within a workplace environment is refered to as a workplace etiquette. true or false

How many neutrons does element X have if its atomic number is 31 and its mass number is 90?

Which country use tax brackets as part of their tax system? canada australia south africa all of the above?

Help plsssssssssssss

Find the missing length indicated

How did the Hellenistic kings spread Greek culture

Which type of health insurance plan is not considered a managed care plan?

what is x? using the picture below and directions

The right to a trial by jury in a criminal case is outlined in which amendment?

True or false? physical factors affecting community health include geography, community size, and industrial development.