Negative counterpart
5 + -5 = 0
Answer:
Step-by-step explanation:
6c+31=4c+13
6c - 4c = 13 - 31
2c = -18
c = -9.
This should be what it looks like....
i believe you can construct 2 quadrilaterals because you only need 2 right angles to make a square, once those two right angles are put together, you will now have 4 right angles. its kinda confusing but i hope this helped at all : )