Answer:
4(x+4)
Step-by-step explanation:
multiply the numbers
3(x+3)×2 - 2(x+3) +4
collect like terms
6(x+3) - 2(x+3) +4
Factor the expression
4(x+3)+4
Add the numbers
4x + 12 +4
=
4x + 16
or
Yes it forms a right angle triangle.
A- none because they are parallel lines