Answer:

Step-by-step explanation:
Given

Required
Express in standard form
To do this, we simply reorder the terms of the polynomial in descending order of power.
So, we have:

Answer:3 * (n + 4) = 93
3n + 12 = 93
Subtract 12 to both sides:
3n = 81
Divide 3 to both sides:
n = 27
Step-by-step explanation:
Answer:
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15 inches of ribbon<span> for </span><span>each</span>
Answer:
$25 a lamp
Step-by-step explanation:
First divide $10,000 by 500 lamps to find how much one of them cost
That is $20 a lamp so then multiply .25 *20 or 1/4 *20
you get 5 than add 20 +5=25