Answer:
Part A: 8b -12c -16
Part B: 4(2b - 3c -4)
Part C: 36
Step-by-step explanation:
Part A:
5b + 3c - 20 + 3b - 15c + 4
= 8b -12c -16
Part B:
Factorising 8b -12c -16
= 4(2b - 3c -4)
Part C:
= 4[2(2)-3(-3)-4)]
= 4[4+9-4]
= 4[9]
= 36
W=4
JG=12
This is the answer
Answer: search it and i cant see well so sorry
Step-by-step explanation: research
Answer:
the answer is. .6xy..........
Check the picture below.
notice, we have three pair of sides, let's add them all up to get the area
