Question

2x + 4x = 45
2x + 9x= 54​

Answer 1

$\red{\large {\underline{ \underline {\star \: {Given}}}}}$

$2x + 4x = 45. \\ \\ 2x + 9x = 54.$

$\red{\large {\underline{ \underline {\star \: {Answer}}}}}$

Case I

$2x + 4x = 45. \\ \\ \implies \: 6x = 45. \\ \\ \implies x = \frac{45}{6} .$

Case II

$2x + 9x = 54. \\ \\ \implies \: 11x = 54. \\ \\ \implies \: x = \frac{54}{11} .$

Answer 2

Here is your answer user.