Equation or Algebraic expression
reason ​

Answer:
[tex]\red{ \rule{25pt}{99999pt}} \orange{ \rule{25pt}{99999pt}} \color{yellow}{ \rule{25pt}{99999pt}} \green{ \rule{25pt}{99999pt}} \blue{ \rule{9pt}{99999pt}} \purple{ \rule{25pt}{99999pt}}[/tex]