Let's me simply step-by-step.
Distribute the Negative sign:
x-5-(4x+2)
x-5-1(4x+2)
x-5-4x-2
(x-4x)+(-5-2)
-3x-7
the answer was -3x-7
and I hope that works you
Step-by-step explanation:
quadratic equation??
h=-16+2+96
t is not mentioned