Answer:
Step-by-step explanation:
<u>Surface area, 4 faces only, excluding the area of the base:</u>
- A = 4*(1/2*12*20) = 480 m²
<u>Total surface area, including the base:</u>
Answer:
x=15
Step-by-step explanation:
i just know its right
Answer:
w = 70
Step-by-step explanation:
w/10 = 7
w = 70
Answer:
-50k+27
Step-by-step explanation:
=(−5)(1)+(−5)(2k)+(−8)(−4)+(−8)(5k)
=−5+−10k+32+−40k
Combine Like Terms:
=−5+−10k+32+−40k
=(−10k+−40k)+(−5+32)
=−50k+27
Answer:
X. The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!
Step-by-step explanation: