Answer:
x1 = 0, x2 = -7
Step-by-step explanation:
...........
both show a proportional relationship
Answer:
Let the number of females and males be 5x and 9x respectively.
- <em><u>Given </u></em><em><u>-</u></em><em><u> </u></em><em><u>number </u></em><em><u>of </u></em><em><u>females </u></em><em><u>=</u></em><em><u> </u></em><em><u>2</u></em><em><u>5</u></em>
Therefore ,

Then ,

hope helpful~
If there are 2 variables<span> and they are I(1) then u </span>can<span> apply enger and granger ... Recently I came across the 1st </span>difference<span> OLS model in a thesis
hope this helps!</span>
Separate the inequalities by part.

We'll do 8 < 12+c first then 12+c<12 next.

Then 12+c<12

Then mix c<0 and c>-4 as we'll get
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