13.69 im pretty sure because you multiply 19 by 72 and divide by 100
Answer: 7-
Step-by-step explanation:
Answer:
638
Step-by-step explanation:
its 638, not 639 because its above 638.5
Answer:
Pairs (0, 14) and (10, 0)
Answer:
x= 27
Step-by-step explanation:
a triangle always has 180 degrees, therefore:
(3x-17)+(x+40)+(2x-5)= 180
6x+18=180
6x=162
x=162/6
x=27