Fill in the Blank

A logistics coordinator is balancing two delivery routes, xx and yy, where their combined variance from the schedule is −1-1 hour and route yy is 55 hours longer than route xx. This is represented by the system of equations:

  1. x+y=−1x + y = -1
  2. y=x+5y = x + 5

According to the substitution method, to create a single-variable equation, the expression from the second equation that is substituted for yy in the first equation is ____.

0

1

Updated 2026-09-17

Contributors are:

Who are from:

Tags

OpenStax

Elementary Algebra @ OpenStax

Ch.5 Systems of Linear Equations - Elementary Algebra @ OpenStax

Algebra

Math

Prealgebra

Recall in Bloom's Taxonomy

Related