Write an expression for the perimeter of the triangle shown below:

A triangle is shown with side lengths labeled 0.3x plus 24, 5x, and 0.2x minus 15.

10x − 9
10x − 39
5.5x − 9
5.5x + 9


Sagot :

The perimeter is the sum of all sides.

[tex]0.3x+24+5x+0.2x-15= \boxed{5.5x+9}[/tex]

Answer:

d

Step-by-step explanation: