8(7x-1)+4(x+5)
multiply; 8 x 7=
56x + -1 + 4x +5
reorder the terms;
-1 + 5 + 56x + 4x
Combine like terms; -1 + 5 = 4
4 + 56x + 4x
Combine like terms again; 56x + 4x = 60x
4 + 60x
Answer:
B) 65 sq in
Step-by-step explanation:
SA = area of base + 1/2(perimeter of base)(slant height)
= 5² + 1/2(20)(4)
= 25 + 40
???ummm no details
