8x-4 and 4(2x-1)
4(2x-1) the four needs to be distributed in the parentheses.
4*2x=8x
4*(-1)=(-4)
8x-4=8x-4
Alright so
Surface area = (width x height) + (length x width) + (length x height) + (length x side)
Answer:
98 cm²
Step-by-step explanation:
Lateral surface area = surface area of the sides ONLY of the object
⇒ lateral SA = B + C + D = 35 + 28 + 35 = 98 cm²
4) 10% or 1/10
5) 24% or 6/25
6) 34% or 17/50
8) 8% of 2/25