2 years ago

I need help asapppp pleaseee

Mathematics

1 answer:

Monica [59]2 years ago

7 0

The answer is x= 14 since the angles are supplementary

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Which expressions are equivalent to 4^-2 times 7^-2

Harlamova29_29 [7]

Step-by-step explanation:

$= {4}^{ - 2} \times {7}^{ - 2}$

$= {(4 \times 7)}^{ - 2}$

$= {28}^{ - 2}$

$= \frac{1}{ {28}^{2} }$

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3 years ago

Michael walks his black lab 6 2/3 miles every week. If he walks his dog every Monday, Wednesday, Friday, and Sunday. How many mi

Elenna [48]

Answer: 1.7 miles

Step-by-step explanation:

dog is walked four times a week

6 2/3 miles in all

6 2/3 divided by 4 = 1.66666667

1.66666667 rounded to nearest tenth = 1.7

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3 years ago

A boy 1.6 m tall casts a 2.4 m shadow. How tall is a nearby streetlight that casts a 7.2 m shadow?

Oxana [17]

You basically need to set up a porporion:
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3 years ago

a jewelry store is having a sale. A ring is now reduced to £840. This is a saving of 40% of the original price. Work out the ori

Helen [10]

£1400

A reduction of 40% means that £840 is 60% of the original price

Divide £840 by 60 to find 1% then multiply by 100 to find original price

original price = £840 × $\frac{100}{60}$ = £1400

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3 years ago

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What’s is 13.75 of 2/5

ivanzaharov [21]

Answer:

5.5

Step-by-step explanation:

Of means multiply

13.75 * 2/5

27.5/5

5.5

3 0

3 years ago

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