Question

the sum of number x and 4 is 9​

Answer 1

Answer:

$x + 4 = 9 \\ = x = 9 - 4 \\ = x = 5$

Answer 2

$\huge{\mathcal{Answer}}$

$x + 4 = 9 \\ \\ x = 9 - 4 \\ \\ x = 5$