
Distribute 3 throught the parentheses

Move the variable to the left-hand side and change its sign

Move the constant to the right-hand side and change its sign

Collect like terms

Divide both sides of the equation by -3

Answer:
B angle 3 and 6 are complementary angles
B. 0.930 ~Apex ;) .....................................
A: 66 b:28 :))) have a good day