The value of the coefficient B is 9.
2(x+By)(x-2y)
=2(x^2 -2xy +Bxy -2By^2)
=2x^2 -4xy + 2Bxy - 4By^2
The original form is 2x^2 + 14xy - 36y^2
-36y^2 = -4By^2
B= 9
-4xy +2Bxy= 14xy
xy(-4 +2B)= 14xy
-4 + 2B = 14
2B = 18
B=9
The answer is 39
Hope this helps
Answer:
Dining Hall = 24 square meters
Kitchen = 48 square meters
Together = 72 square meters
Answer:
Option D. 23.4 pounds
Step-by-step explanation:
step 1
Find the pieces of glass for 22.5 pounds of copper in the sculpture.
using proportion

step 2
Find the pounds of bronze used in the sculpture
using proportion
