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Komok [63]
4 years ago
7

Plz help me!!! I need this answered correctly and with explanation!!! Solve z/−8 ≥ −0.25

Mathematics
2 answers:
eduard4 years ago
8 0

Answer:

z≥-2

Step-by-step explanation:

z/-8≥-0.25

In order to get the letter z by its self you have to do the same thing to each side of the greater or equal to symbol.

In order to get the z by its self you need to do the opposite as what is shown so you can get down to just the simpiest form: for example if you are multiplying you would end up deviding on both sides of you sign.

So insted of dividing z by -8 we will multiply -8 to each side and so on... I will write it out to show you:

z/-8≥-0.25

*-8        *-8

z≥-2

Svetlanka [38]4 years ago
6 0

Answer:

z≤2

Step-by-step explanation:

Step 1: Simplify both sides of the inequality.

−1/8z≥−0.25

Step 2: Multiply both sides by 8/(-1).

(8/−1)*(−18z)≥(8−1)*(−0.25)

z≤2

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Given the points below, find XY. Round to the nearest hundredth.<br> X(-8,4) and Y (4, -6)
stepan [7]

Answer:

  15.62

Step-by-step explanation:

The length XY is found from the distance formula:

  d = √((x2 -x1)² +(y2 -y1)²)

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2 years ago
What is the sum of the reciprocal of 1/-13 and the reciprocal of -1/2
murzikaleks [220]

Answer:

-15

Step-by-step explanation:

1/-13

The reciprocal is

1/ 1/-13

Because of the law of indices,

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The reciprocal is

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Because of the law of indices,

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6 0
3 years ago
Help me with this question ​
enot [183]

Answer:

37.2

Step-by-step explanation:

when you turn the small triangle LMN to its right angle to cover the right angle of KLM, you find that they are similar triangles.

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we can get LN via Pythagoras of the small triangle

LN² + MN² = LM²

LN² + 13² = 24²

LN² = 24² - 13² = 576 - 169 = 407

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64-50.27 = 13.73 in

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5 0
3 years ago
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