Answer:
- 3
Step-by-step explanation:
Note that - (-) = +
Given
- 7 - (- 4)
= - 7 + 4
= - 3
2.83
using the pythagorean theorem, ≈
So you can cancel out the 16. See, the -16 is negative, and if we add +16 to it, then it cancels out and is 0. That way, you have x=1.
-16x+x=-15
+16x +16
0+x=1
x=1
Lol its 420
