T - ( - 10) = 9
t + 10 = 9
t = 9 - 10
t = -1
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Answer: t = -1
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Answer:
You have 44$, your brother has 11$.
Step-by-step explanation:
Let
be the amount of money your brother has.
Since you have four times the amount of money your brother has, we can call the amount of money you have
.

Thus, you have:

Group together common letters
4n+8n=12n
-3d+-3d=-6d
B.12n-6d
Answers
1.Slope-intercept form
2.Point-Slope form
3.Standard Form
4.Vertical Line
5.Horizonal Line
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<em>NOT VALID</em>