Answer:
7(2x+9)
3(8-3)
Step-by-step explanation:
14x+63
We can factor out a 7
7(2x+9)
24-9
We can factor out a 3
3(8-3)
total marbles: 2+3+7 = 12
add blue and yellow 2+3=5
7 marbles aren't blue or yellow
probability = 7/12 marble is not one of those
Answer:

Step-by-step explanation:
where A is angle and a is side opposite of angle
cross-multiply


