Find the distance from D (-6, -2) to T (7,-8)

(13, 6)

Step-by-step explanation:

Step 1:

Make turn everything into absolute value. Which makes it positive.

Step 2:

6 = 7 = 13

Step 2:

8 - 6 = 4

(13, 6)

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To break even 100 shower surrounds must be sold

Step-by-step explanation:

To break even R(x) = C(x) that is no profit or loss

R(x) = C(x)

81.50x = 63x + 1850

81.50x -63x = 1850

18.5x = 1850

x = 1850/18.5

x = 100

To break even 100 shower surrounds must be sold