Distribute
remember a(b+c)=ab+ac
we can actually divide both sides by x
5(4x+8)=4(6x-10)
distribute
20x+40=24x-40
minus 20x both sides
40=4x-40
add 40 both sides
80=4x
divide by 4
20=x
You split the figure into 2 pieces; then what you would do is just find the surface area or volume of the 2 separate figures and add them together! Hoped this helped!
Answer: D, hope that helps!
