Answer:
720 has a comment says
Step-by-step explanation:
:)
Consider this option:
1. formula of perimeter is: P=2(a+b), where a & b - the sides of rectangle.
2. according to the condition 2(x+(x+4))<120; ⇒ x<28
answer: D. x<28
The expression i determined is 10x + 6