Respuesta :
[tex]\text{2y and 7x aren't like terms.}\\\\\text{They're not like terms because the two numbers don't have the same term}\\\text{y and x are two different terms}\\\\\text{This means that you can't combine them}[/tex]
[tex]\text{2y and 7x aren't like terms.}\\\\\text{They're not like terms because the two numbers don't have the same term}\\\text{y and x are two different terms}\\\\\text{This means that you can't combine them}[/tex]