2 years ago

PLEASE HELP!! I COULDNT PAY ATTENTION IN CLASS TODAY

Mathematics

1 answer:

rosijanka [135]2 years ago

6 0

I’m pretty sure it’s 6x20=120 and then for the other missing box it’s 120

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If x = 2a - b^2, then b equals

kvasek [131]

X = 2a - b²
x - 2a = b²
√x-2a = b

Just to clarify, all of x-2a is under the square root.

7 0

3 years ago

Round 533,786 to nearest hundred thousand

defon

Answer:

500,000

Step-by-step explanation:

it's rounded down to 5 because 3 is less than 5, which means you round down.

4 0

3 years ago

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Anyone know this? Get sum good points? Also D.) is 64 + w^2

Virty [35]

Answer:

no i dont sory...

Step-by-step explanation:

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3 years ago

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Solve for c.<br><br> 3 − 7c − 20c = 7(–7c − 19) + 14c<br><br> c =

OleMash [197]

Answer:

$\boxed{c = -17}$

Step-by-step explanation:

$= > 3 - 7c - 20c = 7( - 7c - 19) + 14c \\ \\ = > 3 - 27c = ( - 7c \times 7) - (7 \times 19) + 14c \\ \\ = > 3 - 27c = - 49c - 133 + 14c \\ \\ = > 3 - 27c = - 35c - 133 \\ \\ = > 3 - 27c + 35c = - 133 \\ \\ = > 3 + 8c = - 133 \\ \\ = > 8c = - 133 - 3 \\ \\ = > 8c = - 136 \\ \\ = > c = - \frac{136}{8} \\ \\ = > c = - 17$

7 0

3 years ago

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Pedro and Carmela are cleaning their kitchen. It takes Pedro 3 hours to clean the kitchen by himself, while Carmela can clean th

Igoryamba

Answer:

Step-by-step explanation:

Here, we want to choose the equation representing the time it will take if they worked together

Let the amount of tasks to be done be t

pedro will work at a rate of t/3

Camela will take t/2

So the joint rate will be

t/2 + t/3

This joint rate will be equal to 1

Thus, we have

t/2 + t/3 = 1

5 0

2 years ago