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Vinvika [58]
2 years ago
6

One side of a tabletop is 12x – 5 units long. Another side of the tabletop is 7x + 4 units long. If the tabletop is a square, wh

at is the value of x?
Mathematics
1 answer:
const2013 [10]2 years ago
4 0

Answer:

Step-by-step explanation:

All the sides of a square are equal, so:

12x - 5 = 7x + 4

12x - 7x = 4 + 5

5x = 9

x = 9/5

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A 5-pound bag of apples cost $3.50. Use that rate, to complete the table to identify equivalent ratios, and then answer the ques
STALIN [3.7K]
Set up a proportion. 3.50 over 5 = x over 1 (x is what we are trying to find= the cost of 1 lb of apples)
Use cross products and multiply 3.50 by 1 to get 3.50 and then divide that by 5 to get 0.7.

So the apple cost 0.7 or seventy cents per pound.

Check: 0.7*5=3.5

That is correct!

Hope this helps!
Can u plz mark me as brainliest? I really need it!
3 0
3 years ago
Read 2 more answers
casey has a small business making dessert baskets. she estimates that her fixed weekly costs for rent, electricity, and salaries
m_a_m_a [10]
500 = 200 + 2.50x
x = amount of dessert baskets

500 - 200 = 300.
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Casey made 120 dessert baskets.
3 0
3 years ago
What is the following product?
KiRa [710]

ANSWER

2 \sqrt{42} +7  \sqrt{2}- 6- \sqrt{21}

EXPLANATION

The given product is:

( \sqrt{14}  -  \sqrt{3} )( \sqrt{12} +  \sqrt{7}  )

We expand using the distributive property to obtain:

\sqrt{14}( \sqrt{12} +  \sqrt{7}) -\sqrt{3}( \sqrt{12} +  \sqrt{7}  )

Extract the perfect squares to get:

\sqrt{14}(2 \sqrt{3} +  \sqrt{7}) -\sqrt{3}( 2\sqrt{3} +  \sqrt{7}  )

Expand further to get;

2 \sqrt{42} +7  \sqrt{2}- 2(3)   - \sqrt{21}

This simplifies to,

2 \sqrt{42} +7  \sqrt{2}- 6- \sqrt{21}

5 0
3 years ago
What is the volume of the triangular prism in cubic centimeters?
Misha Larkins [42]

Answer:

b because it just is

Step-by-step explanation:

4 0
2 years ago
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aleksandr82 [10.1K]

Answer:

the last one

:D

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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