3 years ago

(_x2) + (_x3)=12 In four different ways

1 answer:

3 0

If you substitute a variable for each blank, for example x*2+x*3 you get 5x=12, which can then be solved to get that x=12/5, so 12/5 is the answer.

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Help with at least one of these ?

Blababa [14]

5. rational number
7. opposite of 1/3 is -1/3 and opposite of -7/12 is 7/12
8. absolute value of 9.8 is 9.8 and absolute value of -10/3 is 10/3

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3 years ago

Plzzzzz help I’ll mark brainlest thxxxx

Sloan [31]

an = a1 +d(n-1)

a4 =a1+d(4-1)

-4 = -1+d(3)

add 1 to each side

-3 = 3d

d= -1

an = a1 +d(n-1)

an = -1 +-1 (n-1)

an = -1 -n +1

an = -n

Choice D

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3 years ago

The mayor of Chicago is known for being a great host, and he puts a lot of time into preparing for events. For the mayor's next

LenaWriter [7]

Answer:

D) 3768 inches

Step-by-step explanation:

Given,

No. of plates = 100

Diameter of each plate = 12inches

So, radius of each plate = 12 / 2 = 6 inches

So, circumference of each plate

$= 2\pi \: r$

= 2 × 3.14 × 6 inches

= 37.68 inches

Hence, circumference of 100 plates = 100 × 37.68 inches

= 3768 inches

Hence, <u>3768 inches</u> of gold trim is required (Ans)

4 0

3 years ago

How to find area? will give..

ch4aika [34]

Answer:

Step-by-step explanation:

A=πr2

Circumference = 2πr

20π = 2πr

r=10

π=3.14

A=3.14 * 10^2

=314 cm^2

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2 years ago

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IRINA_888 [86]

Answer:

I think it's the last to they sound way more independent!!!

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2 years ago