In triangle ABC, m angle B is 10 degrees larger than m angle A, and m angle C is 5 degrees less than 3 times m angle A. Find m angle A.

step-by-step explanation:

9 x 8 divided by (5-3)=36

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

a reflection across the x axis and a 90 degree rotation left and right.