what foreign language is this bro (requires answer for part a and b )

Given
a) x+x+x+x+x+x
b) 30y-12
Find
Equivalent expressions
Explanation
a) x + x + x + x + x + x = 6x
b) 30y-12 = 6(5y-2)
or
[tex]\begin{gathered} 30y-12 \\ 6\cdot5y-6\cdot2 \end{gathered}[/tex]Final Answer
a) the equivalent expression is 6x .
b) the equivalent expression is
[tex]\begin{gathered} 6\cdot5y-6\cdot2 \\ and \\ 6(5y-2) \end{gathered}[/tex]