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Mekhanik [1.2K]
3 years ago
6

How do I do systems of Equations- Elimination method

Mathematics
1 answer:
Reptile [31]3 years ago
5 0
In the elimination method you either add or subtract the equations to get an equation in one variable.
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Find the value of y.<br> Iog 2 32 =y<br> Ο<br> Ο<br> OC. 6<br> Ο<br> D.<br> 7
Delicious77 [7]

Answer:

B 5

Step-by-step explanation:

log 2(32)

Replace 32 with 2^5

log2 (2^5)

We know that log a^b = bloga

5 log2(2)

We know that loga(a) =1

5*1

5

6 0
3 years ago
The square of the sum of two consecutive positive even integers is greater than the sum of their squares by 48. Find the two int
koban [17]

Answer:

  • 4 and 6 or -6 and -4

Step-by-step explanation:

Let the numbers are 2x and 2x + 2.

<u>We have:</u>

  • (2x + 2x + 2)² = (2x)² + (2x + 2)² + 48
  • 4(2x + 1)² = 4x² + 4(x + 1)² + 48
  • (2x + 1)² = x² + (x + 1)² + 12
  • 4x² + 4x + 1 = x² + x² + 2x + 1 + 12
  • 2x² + 2x - 12 = 0
  • x² + x - 6 = 0
  • (x - 2)(x + 3) = 0
  • x = 2, x = -3

<u>The numbers are:</u>

  • 4 and 6 or - 6 and - 4

3 0
2 years ago
SOMEONE CAN HELP ME, I NEED THIS NOW THANK U
saveliy_v [14]

Answer:where's the pic

Step-by-step explanation:

5 0
2 years ago
Can someone help me???
mote1985 [20]
30 for the first and 83.5 for the second
7 0
2 years ago
What is 5% of 46 and you must show your workings
Gwar [14]

The answer to your question is 2.3

7 0
3 years ago
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