# Let f (x) = 3x + 2 and g(x) = 6x – 7, how do you find f (x) – g(x)?

$f \left(x\right) - g \left(x\right) = - 3 x + 9$
$f \left(x\right) - g \left(x\right) = \left(3 x + 2\right) - \left(6 x - 7\right) = - 3 x + 9$