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DENIUS [597]
3 years ago
13

What is the solution of −83 = b4? A. b = –332 B. b = –87 C. b = –79 D. b = –20.75

Mathematics
1 answer:
olga2289 [7]3 years ago
3 0

Answer:

the answer is D

Step-by-step explanation:

refer to the picture given

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Answer:

c is the answer

\frac{1}{16}

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What is the length of the base of a right triangle with an area of  20 m² and a height of 4 m?
mars1129 [50]
A = 1/2 hb
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Gina has 500 minutes of talk time on her cellphone. She uses 30 minutes every time she makes a call. Write an
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Answer:

500-30c=m

Step-by-step explanation:

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An airplane company wants to make a model of an 87 foot airplane. The scale they are using is 2in=8ft. How many inches long with
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Answer:

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Step-by-step explanation:

The length of the airplane = 87 feet

<u>The scale  </u>

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8 0
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Solve system of equations y=3/4x+2 5x+4y=-24
satela [25.4K]

Answer:

\left \{ {{y=-1} \atop {x=-4}} \right.

Step-by-step explanation:

\left \{ {{y=\frac{3}{4} x+2} \atop {5x+4y=-24}} \right.  \left \{ {{y=\frac{3}{4}x+2 } \atop {5x+4*(\frac{3}{4}x+2)=-24 }} \right. \left \{ {{y=\frac{3}{4}x+2 } \atop {5x+3x+8=-24}} \right.  \left \{ {{y=\frac{3}{4}x+2 } \atop {8x=-32}} \right. \\\left \{ {{y=\frac{3}{4}x+2 } \atop {x=-4}} \right.  \left \{ {{y=\frac{3}{4}*(-4)+2 } \atop {x=-4}} \right.  \left \{ {{y=-3+2} \atop {x=-4}} \right. =>\left \{ {{y=-1} \atop {x=-4}} \right.

6 0
3 years ago
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