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SSSSS [86.1K]
3 years ago
7

How many solutions does the equation 4x + 8 = −2 − 2 + 5x have?

Mathematics
1 answer:
joja [24]3 years ago
4 0
X=12  only has 1 solution
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Exponential growth and decay:
Stella [2.4K]

Answer:

125 g

Step-by-step explanation:

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3 years ago
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The dimensions of a rectangle are such that its length is 3 in more than its width if the length were doubled and if the width w
emmasim [6.3K]

Length (L): w + 3            ⇒2(w + 3)

width (w): w                    ⇒ w - 1

Area (A) = L x w

         A = (w + 3)(w)

         A = w² + 3w

*******************************************

       A + 176 = 2(w + 3)(w - 1)

(w² + 3w) + 176 = 2(w + 3)(w - 1)

w² + 3w + 176 = 2w² + 4w - 6

        3w + 176 = w² + 4w - 6

                 176 = w² + w - 6          

                   0 = w² + w - 182

                   0 = (w - 13) (w + 14)

0 = w - 13            0 = w + 14

w = 13                  w = -14

Since width cannot be negative, disregard -14

w = 13

Length (L): w + 3   = (13) + 3   = 16

Answer: width = 13 in, length = 16 in

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If two lines are perpendicular, what is the measure of the vertical angles?
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90 degrees because perpendicular lines<span> are two or more lines that intersect at a 90-degree angle.</span>
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Okay so there isn’t a square root of -1/125 right?? Like- am I just missing something or..?
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I don’t think so because I’m pretty sure you can not square a negative, the fraction is kinda throwing me off
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