<span>(a+b)(c+d)=ab+ad+bc+bd
(5k-4)(4k-5)=20k^2+-25k-16k+20=20k^2-41k+20
Hope this helps!</span>
Answer:
The answer would be 1275 if they get paid for half the money on the 9th song
Step-by-step explanation:
Answer:
y=30
Step-by-step explanation:
Length=5 (each side)
width=5 (each side)
Answer:
r = 26
Step-by-step explanation: