Answer:
d = 
Step-by-step explanation:
Given
= 16(d + 1) = - 20 ← distribute parenthesis on left side
- 16d - 16 = - 20 ( add 16 to both sides )
- 16d = - 4 ( divide both sides by - 16 )
d =
= 
Answer:
10 since its half of the original
Answer:
2x^2*(2x^3+8x^2+2x) or
4x^5+16x^4+4x^3
Step-by-step explanation:
A=[2x^3-x+(8x^2+3x)]*4x^2/2=2x^2*(2x^3+8x^2+2x)
or A=4x^5+16x^4+4x^3