Answer:
X=-8
Step-by-step explanation:
X+(-4)=-12
So we will have to open the bracket first
X-4=-12
Add 4 to both side
X=-12+4
So the answer for x is going to be -8
<u>Step 1: Add 4 to both sides </u>
cos is 1.57
and tan is 0
D.
the dot is right in between zero and one, which makes it 0.50