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Sergio039 [100]
3 years ago
15

2-(y + 2) = 3y Solve for y

Mathematics
1 answer:
alexgriva [62]3 years ago
3 0

Answer:

y=0

Step-by-step explanation:

Reorder the terms:

2 + -1(2 + y) = 3y

2 + (2 * -1 + y * -1) = 3y

2 + (-2 + -1y) = 3y

Combine like terms: 2 + -2 = 0

0 + -1y = 3y

-1y = 3y

Solving

-1y = 3y

Add '-3y' to each side of the equation.

-1y + -3y = 3y + -3y

Combine like terms: -1y + -3y = -4y

-4y = 3y + -3y

Combine like terms: 3y + -3y = 0

-4y = 0

Divide each side by '-4'.

y = 0

hope this helps

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Luke,kira and ali each served 2 thirds of their own cake. Each cake was the same size, but luke served 4 slices, kira served 6 s
agasfer [191]

Answer:

The whole slices of Luke,kira and Ali are 6, 9 and 12. So it is possible.

Step-by-step explanation:

Given:

Luke,kira and ali each served 2 thirds of their own cake. Each cake was the same size, but luke served 4 slices, kira served 6 slices, and Ali served 8 slices.

Now, to find how is this possible.

Let the whole slices of cake be x.

Luke served  \frac{2}{3}  of his cake which are 4 slices.

So, the whole slices of cake of Luke is:

\frac{2}{3} \ of\ x=4

\frac{2}{3} \times x=4

Multiplying both sides by 3 we get:

2\times x=12

Dividing both sides by 2 we get:

x=6.

Thus, whole slices of Luke's cake is 6.

Kira served \frac{2}{3}  of her cake which are 6 slices.

So, the whole slices of Kira's cake is:

\frac{2}{3} \ of\ x=6

\frac{2x}{3} =6

Multiplying both sides by 3 we get:

2x=18

Dividing both sides by 2 we get:

x=9.

Therefore, whole slices of KIra's cake is 9.

Now, Ali served \frac{2}{3}  of her cake which are 8 slices.

So, the whole slices of Ali's cake is:

\frac{2}{3} \ of\ x=8

\frac{2x}{3} =8

Multiplying both sides by 3 we get:

2x=24

Dividing both sides by 2 we get:

x=12.

Hence, whole slices of Ali's cake is 12.

<u><em>Now, as it is the whole slices of Luke,kira and Ali are 6, 9 and 12.</em></u>

<u><em>Thus, it is possible.</em></u>

Therefore, the whole slices of Luke,kira and Ali are 6, 9 and 12. So it is possible.

5 0
3 years ago
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