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Anestetic [448]
3 years ago
14

Can you help me please.​

Mathematics
2 answers:
sdas [7]3 years ago
5 0
What they said is correct^^
Makovka662 [10]3 years ago
3 0

Step-by-step explanation:

(3a - 15) - (9a + 2) \\  - 6a - 17

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o-na [289]

For this case we must find the solution of the following equation:

5x + 20 = 7 (x + 2)

Applying distributive property on the right side of the equation we have:

5x + 20 = 7x + 14

Subtracting 7x from both sides of the equation:

5x-7x + 20 = 14\\-2x + 20 = 14

Subtracting 20 from both sides of the equation:

-2x = 14-20

Different signs are subtracted and the major sign is placed.

-2x = -6

Dividing between -2 on both sides of the equation:

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

Thus, the solution of the equation isx = 3

Answer:

x = 3

6 0
3 years ago
I need help with this question.
LenaWriter [7]

Answer:

8/20, 5/20

Step-by-step explanation:

2/5 - 4/10 6/15 8/20

1/4 - 2/8 3/12 4/16 5/20

3 0
3 years ago
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A spinner is divided into 16 sections.3 sections are red 6 are blue 5 are purple and 2 are orange. If you spin the spinner what
Ahat [919]
6/16 or 3/8 because if there are 6 blue out of 16 that it obvious. Please press thank you cuz I hope it helps.
7 0
3 years ago
In the geometric progression 1, 2, 4… what term is 512?
Levart [38]

The next term is double the previous term, so that the n-th term is given recursively by

\begin{cases}a_1=1\\a_n=2a_{n-1}&\text{for }n>1\end{cases}

This rule tells us that

a_2=2a_1

a_3=2a_2=2^2a_1

a_4=2a_3=2^3a_1

and so on, with the explicit rule

a_n=2^{n-1}a_1=2^{n-1}

for n\ge1.

If 512 is the k-th term in the sequence, then

512=2^{k-1}\implies\log_2512=\log_22^9=\log_22^{k-1}\implies9=k-1\implies k=10

8 0
3 years ago
HELP ASAP PLEASE 15P
UNO [17]

Answer:

4

Step-by-step explanation:

It goes through that one on the graph

8 0
3 years ago
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