3 years ago

The two triangles are similar.

Mathematics

1 answer:

alisha [4.7K]3 years ago

6 0

The answer to this is x = 5.

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Select the expressions that are equivalent to 12n - 8. Select all that apply.

morpeh [17]

A.3n+4+3n+4+4n

=3n+3n+4n+4+4

=10n+8

B.11n+4+n-12

=11n+n+4-12

=12n-8

C.6(6n-2)

=36n-12

D.4(3n-2)

=12n-8

E.4n+22-12+8n

=4n+8n+22-12

=12n+10

so,B and D are the expressions that are equivalent to 12n-8.

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2 years ago

Find the value of (x + 1) in this equation.<br><br> 13(6x − 5) − x = 13 − 2(x + 1)

Mandarinka [93]

Answer: The value of x is 155/79.

Step-by-step explanation:

13(6x -5 )-x= 13 -2(x +1)

78x - 65- x = 13 -2x -2

77x -65 = 11-2x

79x -65 =11

79x =76

x = 76/79 76/ 79 + 1/1 = 155/79

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How to know if you can replace your laptop battery?

Temka [501]

If your battery doesn’t charge your laptop sufficiently over night, you probably need to replace your laptop battery.

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Find the cubic equation that has -1 and 2i as roots

ryzh [129]

The cuic equation is -1 and 2i

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3 years ago

I NEED HELP ON THIS WHOLE PAGE MAKE SURE YOUR ANSWER MAKES SENSE

Otrada [13]

1: 5,800

2: 112.5 (total weight, divide by 2, subtract 17 lb)

5: .8 (4 divided by 5)

6: $\frac{66}{100}$

7: 1,728

9: 9 inches

10: 1.2

Sorry I couldn't give you all of them :(

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3 years ago