shakemaaaliyah6562 shakemaaaliyah6562
  • 02-10-2017
  • Mathematics
contestada

A car repair shop shop charged 80$ per hour for labor and210 for car parts it it all cost 490 how many hours did it take

Respuesta :

kritter1
kritter1 kritter1
  • 02-10-2017
Let x be the number of hours to fix car.

$80x + 210 = 490
80x= 490-210
80x = 280
x = 280/80
x= 3.5 hours

Hope I helped :)
Answer Link

Otras preguntas

What is the base of Apothecary
Ho does differentiation change an embryo as it develops
how can astronomers use rocks from the moon to estimate the age of the solar system ?
At Jones College, there are a total of 100 students. If 30 of the students have cars on campus, and 50 have bicycles, and 20 have both cars and bicycles, then h
Whats the equation of a circle centered at (7,1) that passes through (-2,10)
Aside absorbing water and nutrients, what other functions do the roots serve?
What are Some of the Most Common Energy Sources?
3)    Write an equation for a graph that is the set of points in the plane that are equidistant from the point  F(6,0) and the line x = -6.
what is the definition of sin
What is a Light Year?