W=4x+9y
-9y=-w+4x
9y=w-4x
y=(w-4x)/9
Hope this helps :)
It will take him 30 hours
Answer:
A
Step-by-step explanation:
Type surface area of a triangular prism on google for a calculator
or height X Base side A X base side B X base side C
the base is the triangular side the height is the long part
The answer is 5
a^2+b^2=c^2
9+16=25
sq root of 25 is 5