3 years ago

Which ratio is equal to 78?

1 answer:

5 0

Answer:

78 : 162 = 13 : 27. These two equalities are examples of proportions (equal ratios); it is as simple as that.

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tigry1 [53]

Step-by-step explanation:

$(9) {}^{2} = (5) {}^{2} + (x) {}^{2} \\ 81 = 25 + {x}^{2} \\ {x}^{2} = 56 \\ x = 2 \sqrt{14} = 7.4$

7 0

3 years ago

motikmotik

Answer:

n = -2

Step-by-step explanation:

Step 1: Write equation

3 = -1.5n

Step 2: Divide both sides by -1.5

n = -2

Step 3: Check

<em>Plug in x to verify it's a solution.</em>

3 = -1.5(-2)

3 = 3

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3 years ago

Elis [28]

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2,320,000,000 - 2.32E9
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3 years ago

bezimeni [28]

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3 years ago

Kaylis [27]

Answer:

5 x 1 1/4 = 6 1/4

Step-by-step explanation: Please brainliest!

6 0

3 years ago