15-t + 8t = -13
15 + 7t = -13
7t = -13-15
7t = -28
t = -4
4a + 11-a = 2
3a = 2-11
3a = -9
a = -3
Answer:
9
Step-by-step explanation:
when you subtract a negative, you are basically adding. 2+7=9
Answer:
$4034
Step-by-step explanation:
The new value is given by
where A is the final value, P is initial value, i is depreciation rate in decimal, n is duration in years. Substituting 17300 for P amd 15 for n then
The expression is 50 + 0.25t.
<h3>How to compute the value?</h3>
It should be noted that from the information, the cell phone costs $50 a month plus $0.25 for each text message (t).
The expression will be:
= 50 + 0.25(t)
= 50 + 0.25t
Therefore, the expression is 50 + 0.25t.
Learn more about expressions on:
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Answer:
k12
Step-by-step explanation:
