Answer:
80
Step-by-step explanation:
180-(60+40)=180-60-40=180-100=80
One along the X-axis and one along the y- axis
Answer:
<h2>b = 4</h2>
Step-by-step explanation:

Additive inverses combine to get 0. So, k is -1.4. The sum is 0. Hopefully that will help.