contestada

tyler needs at least $205 for a new video game system. he has already saved $30. he earns $7 an hour at his job. write and solve an inequality to find how many hours he will need to work to buy the system. interpret the solution.

Respuesta :

7x + 30 = 205
- 30 -30
7x = 175
x = 25
Tyler will have to work 25 hours to buy the system.
Let, the number of hours = x
Then, Inequality would be: 30 + 7x = 205
7x = 205 - 30
7x = 175
x = 175/7
x = 25

In short, Your Answer would be 25 hours

Hope this helps!

Otras preguntas