Answer:
3 sqrt2.
Step-by-step explanation:
-3sqrt2 + 3sqrt8
= -3 sqrt2 + 3 sqrt(4 * 2)
= -3 sqrt2 + 3 sqrt4 sqrt2
= -3 sqrt2 + 3*2 sqrt2
= - 3 sqrt 2 + 6 sqrt 2
= 3 sqrt2.
Check this attachment
0
1-1=0
It's common knowledge that 1-1=0 so I dont know how to explain it any further
x = -33
