Answer:
1, 11x + 3y + 15z
2, 3x + 12y + -5z
Step-by-step explanation:
all you need to do is combined the like terms and make sure the signs (<em>positive and negative signs</em>) are right
Answer:
D
Step-by-step explanation:
Congruent angles are identical in number of degrees.
You do 6x4 , The amount of legs on the chairs is irrelevant information, but your answer will be 24 people
24 people