Answer:
39
Step-by-step explanation:
x-3y=9
x-y=29
subtract
-2y=-20
y=10
x-10=29
x=39
Answer:
b. Bias- Spring balance shows variation in measurement due to fluctuations in room temperature
Step-by-step explanation:
Answer:
The equivalent expression is:

Step-by-step explanation:
We have been given the equation:

Equivalent expression can be computed by solving the expression ai its maximum.
We can factorize the given equation:
By using 
Here, 
Hence, we get the equation below:

Therefore, the equivalent expression is:

Step-by-step explanation:
using SOH CAH TOA.
h=3.46 and b=4.42