Answer:
X=0
Step-by-step explanation:

Which question do you need answered or both?
The complete factorized expression is
(2 + 2a + 3b) (2 - 2a + 3b).
Take a look at the attachment to see how I got this solution.
Answer:
2j+j =21
Step-by-step explanation:
if j is Jas
Henry is 2 × Jas; which is 2j
so
j = Jas
2j = Henry
Henry + Jas = 21
input values for Jas and Henry
2j + j = 21
It is 50! Hope this helps.