3 years ago

Mindy conducted a survey of the phones in 4 stores and wrote The Following observations:

Mathematics

1 answer:

balu736 [363]3 years ago

5 0

The first one is 75% i think I dont know if thats the answer though hold on and I'll get you the others

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3 years ago

5x + 2y = 6 3x + y = 4 Which of the following is part of the solution to the system of equations?

BabaBlast [244]

5x + 2y = 6
3x + y = 4....multiply by -2
-------------
5x + 2y = 6
-6x - 2y = -8 (result of multiplying by -2)
-------------add
-x = -2
x = 2

5x + 2y = 6
5(2) + 2y = 6
10 + 2y = 6
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y = -4/2
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2 years ago

Which quadratic equation is equivalent to (x + 2)^2 + 5(x + 2) - 6 = 0?

Ber [7]

Answer:

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Step-by-step explanation:

First, we have to simplify this quadratic equation:

(x+2)^2 + 5(x+2) - 6 = 0

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ABCD is a parallelogram. Find the measure of angle C.

Svetlanka [38]

Answer:

C = 105°

Step-by-step explanation:

added in the picture

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1 year ago