Answer:
the internal angle sum of a Triangle is
<u>Option B) </u><u> </u><u>180°</u>
(x-7)^2 = 12
Explaination: it’s the answer trust me on this one :D
Y = mx + c
m = 2/1
m = 2
y = 2x + 3
A tetrahedron is also called a regular triangular pyramid.
option b is the correct answer.
Answer:
4(x - 1) = 4x - 4
3x + 6 = 3(x + 2)
Step-by-step explanation:
The first equation is

We simplify to get;

This is not true, therefore this equation has no solution.
The second equation is

Combine like terms:



This has a unique solution.
The 3rd equation is

Group similar terms:

The 4th equation is :


This is always true. The equation has infinite solution.
The 5th equation is:

This also has infinite solution
The 6th equation is

It has a unique solution.