For this question you would divide $8.52 by 36 pencils to get about $0.24 per pencil for brand A rounded to the nearest cent. Then divide $9.98 by 48 pencils to get about $0.21 per pencil for brand B rounded to the nearest cent.
Answer:
y-4=-10(x-1)
Step-by-step explanation:
Point-slope form is:

We are given the slope of -10 and the point (1,4). So:
m = -10
x1 = 1
y1= 4
Replace the appropriate values:

So, y-4=-10(x-1) should be the point-slope equation.
Answer:
3^7 * 3^(-4) = 3^(7 - 4) = 3^3 = 27
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