3 years ago

Pls help I appreciate it thanks

Mathematics

1 answer:

Aleks04 [339]3 years ago

5 0

Answer:

P = (x - 2) + (12 - x) + (5 + 3x)

=x - 2 + 12 - x + 5 + 3x

=3x + 15

since P = 30,

30 =3x + 15

15 = 3x

5 = x

You might be interested in

A composite figure is made up of a triangular prism on top of a rectangular prism. Which of the following surface area equations

Aloiza [94]

In this problem the surface area of the composite figure is equal to the area of the base of the rectangular prism plus the lateral area of the rectangular prism, plus the area of the two triangular faces of triangular prism, plus the area of two rectangular faces of the triangular prism. we know that