Answer:
a) 3.0779
b)2.3264
Step-by-step explanation:
Please see attachment .
Answer:
d 2
Step-by-step explanation:
x/7 +13/14 = 17/14
double the first one so all the denominators are the same
2x/14+13/14=17/14
then subtract the second fraction from the thrid
2x/14=4/14
then we can divide by two so we are back to 7 as the demoninator
x/7=2/7
The answer is A decrease of 13 degrees
Step-by-step explanation:

Reduce the numbers with the greatest common factor 4

Just multiply, To multiply the fractions , multiply the numerators and denominators separately


That's the answer 3/10 or 0.3