Answer:
25%
Step-by-step explanation:
percent error is found by the equation(measured-real)/real x 100
20 is the measured value and 16 is the real value
(20-16)/16 x 100
4/16 x 100
0.25 x 100
25
hope this helps!
Answer:
No they are not equivilant. −36x−27 = 972 & 9(−4x−3) = 108.
Step-by-step explanation:
He has 20 guppies?
This is what I got from the information. Unless they had eggs.
We know that a = b and c = 30
Since b + 30 = 90, we know b = 60.
That means a = 60
a = 60
b = 60
c = 30