Answer:
y=2
Step-by-step explanation:
The required expression would be
Step-by-step explanation:
Since we have given that
subtract 4 times the positive square root of z from thrice of x
So, thrice of x would be
4 times the positive square root of z would be
Subtract the later from former would be
Hence, the required expression would be
# learn more:
13 subtracted from thrice of a number.
brainly.in/question/7972837
81 is 45% of 180, all you do is divide 81 by .45 and boom there you go