Answer:

Step-by-step explanation:
Given

Required
Find the slope

Subtract 2 from both sides


Open bracket


Take LCM



An equation has the form:

Where

By comparing:
and 

<em>So, the slope is 1/4</em>
Answer:
Step-by-step explanation:
100,000 doubles to 200,000 in 80 years then 400,000 in 80 more years
X = 21/35
x = 3/5
Explanation: divide both sides by 35 and reduce the fraction 21/35 to get 3/5.
Answer:
x = 14
I am sure of the answer :)
Answer:
4 to 7 is pretty much 4 divided by 7 which = 4/7 and 7/4 is 1 3/4. which is obviously greater. So they both equal different answers.