Problema Solution

During the 2005 football​ season, Team Tackle beat Team Sack by 31 points. If their combined scores totaled 57, find the individual team scores.

Answer provided by our tutors

Let

x = the score of Team Tackle

y = the score of Team Sack

Team Tackle beat Team Sack by 31 points means:

x - y = 31

Since combined scores totaled 57:

x + y = 57

We have the following system of equations:

x - y = 31

x + y = 57

........

click here to see the system of equations solved for x and y

........

x = 44 points

y = 13 points

Team Tackle scored 44 points, while Team Sack 13 points.