Spencer would be the correct one because it's easier to keep your variables positive when trying to solve. Therefore, in order to keep the variable positive, one would have to add 4x to both sides.
If the ratio is 14 childen to every 5 teachers, and there are thirty teachers... there are 84 children. hope I could help!
Answer:
126
Step-by-step explanation:
if you divide 126 by 6 you get 21
the way you get 126 is you times 6 by 21 (reverse operation) to get that unknown number which is 126 in this case
Answer:
B = 73°, c = 107°, d= 107°
Step-by-step explanation:
