
Explanation
any vector in the plane can be writen as a linear combination of the 2 standar unit vectors

hence
Step 1
component form

now, as a linear combination

I hope this helps you
If I did my math correctly, it should be .78 pounds
35 mm = 3.5 cm.
<span>1 mm = 0.1 cm
</span>The distance d in centimeters (cm) is equal to the distance d in millimeters (mm) divided by 10:
d(cm) = d(mm) / 10
Source: https://www.rapidtables.com/convert/length/mm-to-cm.html
Using the order of operations (PEMDAS)...
23 · 1 - 1 = ?
23 - 1 = ?
22
The answer is 22
Hopefully this helps! If you have any more questions or don't understand, feel free to DM me, and I'll get back to you ASAP! :)
The hill means it was already 23 feet above ground and he went and back up so the answer is 23 positive