Answer:
17
Step-by-step explanation:
4w = w + 51
3w = 51
w = 51 : 3
w = 17
Hope these help but i wrote all of it out with all its geometrical reasons
Answer:

Step-by-step explanation:
(a+b)(a-b)
-ab+ab-

Step-by-step explanation:
STEP 1
Equation at the end of step 1
(((x3) - 22x2) + x) - 4 = 0
STEP 2
Checking for a perfect cube
2.1 x3-4x2+x-4 is not a perfect cube
<h3>Ans; x=4</h3>
Set the argument (x+1) equal to zero.