x = 12
cross multiply:
x * 9 = 27 * 4
simplifying
x * 9 = 27 * 4
reorder the terms for easier multiplication:
9x = 27 * 4
multiply 27 * 4
9x = 108
solving
9x = 108
solving for variable 'x'.
move all terms containing x to the left, all other terms to the right.
divide each side by '9'.
x = 12
simplifying
x = 12
you’re welcome
