P= 2W+2L
L=2W-9
P=2W+2(2W-9)
P= 6W-18
Answer:
3(x-2)
4(x-5)
5(x-6)
1(x-2)
27,5,4
Step-by-step explanation:
3*3*3=27
20=4*5
27+4+5=36
x·(1 + y) + (7 + 7·y)
= x·(1 + y) + 7·(1 + y)
= (x + 7)·(1 + y)