You can put this solution on YOUR website! x = number of locker a
y = number of locker b
---
y = x + 1
x + y = 139
---
put the system of linear equations into standard form
---
x - y = -1
x + y = 139
---
copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
solution:
x = number of locker a = 69
y = number of locker b = 70
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
