H=3.4s- start with the problem
20=3.4s- substitute the known number(s)
20/3.4=3.4/3.4 s- divide both sides by 3.4
The answer is about 5.88, your answer should be between 5 and 6
Sounds like rearranging to me:
P=2(a+b) -- expand brackets
P=2a+2b -- subtract 2a
P-2a=2b -- divide by 2
b=(P-2a)/2
Answer:
Option 2 because in decimals, 1.3 will be the largest being that it is followed by the #3. (1.3)
Hope it helped!
The lowest terms for 19/31 would be 1
X can be from -1.6 to -1.7 or x can be from -3.3 to 3.3
