Answer:

Step-by-step explanation:
14 times a number x : 14* x = 14x
Quotient of 14 times a number x an 9 : 
5 less the quotient of 14 times a number x and 9 :

Answer:
24
Step-by-step explanation:
Answer:
a=15x; b=8x; c=13x
180°=a+b+c=15x+8x+13x=36x
=> x=180÷36=5
=> a=15×5=75°; b=8×5=40°; c=13×5=65°