Most popular questions and responses by HERNAN
  1. Math

    Suppose that the cost of a truck rental is related to the number of hours the truck is rented by a linear equation. Also, suppose the cost of a 2-hour rental is $55 and the cost of a 3-hour rental is $65. Find the cost of a 6-hour rental.: *

    asked on September 1, 2015
  2. MATH

    If the student has grades of 62,67,75, and 89 on the first four exams, what is the student's grade before taking the the final exam? and what is the lowest score the student can earn on the last exam to get a C (70) in the course?

    asked on April 1, 2019
  3. algebra

    solve by graphing 1.80+.2x=y 2.10+.15x=y solve by graphing 20+20x=y 200-25x=y

    asked on January 14, 2013
  4. algebra

    solve system by substitution 9x-3x=3 3x+8y=-17

    asked on January 10, 2013
  5. algerbra

    solve by substitution y=0.5x+2 -y=-2x+4

    asked on January 8, 2013
  1. algerbra

    can you explain

    posted on January 8, 2013
  2. math


    posted on January 8, 2013