<PRE><B>Question 827391</B>
---
x = length
y = width
---
2x + 2y = 24
y = 5
---
copy and paste the above linear system in standard form into this matrix-method solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
solution:
x = length = 7 ft
y = width = 5 ft
---
system matrix
2 2
0 1
---
inverse of system matrix
0.5 -1
0 1
---
determinant of system matrix = 2
---
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</PRE>