[tex]\red{ \tt{Tema:Operaciones \: Combinadas }}[/tex]
Problema ===> 7² - 4(18 - 6) + 9
Resolución <=====
[tex] = {\purple{ \tt{ {7}^{2} - 4 \times 12 + 9}}} \\ \\ = \orange{ \tt{49 - 4 \times 12 + 9}} \\ \\ = \green{ \tt{49 - 48 + 9}} \\ \\ = \gray{ \tt{1 + 9}} \\ \\ \star\pink{ \underline{ \underline{ \tt{ 10}}}}[/tex]
Solución <===
49 - 4 ( 18 - 6) + 9
