Answer:
(a) Arts take longer
(b) By 2/9 hours
Step-by-step explanation:
Given
Arts = four over nine hours
Maths = two over nine hours
Solving (a): Which takes longer?
First, represent both as fraction


Convert fraction to decimal




By comparison:

Hence, Arts take longer
Solving (b): How much longer?
To do this, we calculate the difference.


Take L.C.M


Answer:If we're solving for t my work is below:
t = 4 s - 2
If we're solving for s my work is below:
s = t + 2/4
Step-by-step explanation:
Use the distributive property to get 8x+28+6x+21 then combine 8x and 6x and also combine 28 and 21 to get 14x+49, do u need to go further or?
Answer:
12
Step-by-step explanation:
Well, 12/12=1, which I guess is the smallest number we can get, and 12 is divisible by 2 too.