2 years ago

HELP ME PLS ILL MARK AS BRAINLESS

Mathematics

2 answers:

Arada [10]2 years ago

6 0

Answer:

Step-by-step explanation:

Ratios are normally part to part which knocks off answer choices C and D.

Ratios are written with the smaller value on the left and the large value on the right so it can't be B

So it has to be A

faltersainse [42]2 years ago

3 0

Answer:

A: 12:18

Step-by-step explanation:

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N+7/d+7=3/4 solved for d.

spin [16.1K]

D = -28 / 4N+25
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3 years ago

What are the roots of the polynomial equation? x² + 7x + 12 = 0 Enter your answers in the boxes. x1= x2=

oksian1 [2.3K]

The equation factors as
.. (x +3)(x +4) = 0
By the zero-product rule, the roots are
.. x1 = -4
.. x2 = -3

3 0

3 years ago

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Aleksandr [31]

Answer:

tysm. Have a wonderful day...

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3 years ago

Kevin uses each of the digits 6, 4, 3 and 8, once and once only, to make four-digit numbers.

Lena [83]

Answer:

4683

Step-by-step explanation:

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2 years ago

What is the twentieth term of the arithmetic sequence 21, 18, 15, 12, ... ?

Vaselesa [24]

Answer:

-36

Step-by-step explanation:

21, 18, 15, 12....

All you have to do is subtract 3 less on each number you get, until u get to the twentieth term....

21, 18, 15, 12, 9, 6, 3, 0, -3, -6, -9, -12, -15, -18, -21, -24, -27, -30, -33, -36

-36 is the twentieth term of this arithmetic sequence

Hope this helped!

Have a supercalifragilisticexpialidocious day!

8 0

2 years ago