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insens350 [35]
3 years ago
13

Which variable is the easiest to turn in to opposites? Why? 2x + 4y = 5 3x - 5y = 6

Mathematics
1 answer:
Firlakuza [10]3 years ago
6 0
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The product of 1and 3/4 is ____________ 3/4.
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Step-by-step explanation:

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Please help! Due soon
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Step-by-step explanation:

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If the first differences of a sequence are a constant -7 and the third term is 22, find the first 5 terms of the sequence.
Andru [333]

Answer:

36, 29, 22, 15, 8

Step-by-step explanation:

Step 1: State known information

First difference is -7

Third term of the sequence is 22

Step 2: Find first 5 terms

You just need to add and subtract 7 to 22 and the answer 5 times

1. 36 +7

2. 29 +7

3. 22 <- We know 22 is the 3rd term

4. 15 -7

5. 8 -7

Therefore the first 5 terms of the sequence is 36, 29, 22, 15, 8

8 0
3 years ago
——-GIVING 45 POINTS——<br><br> How many dots belong in the electron dot diagram of a boron atom?
Vikki [24]

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Step-by-step explanation:

7 0
3 years ago
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A ladder 15 feet long leans against the top of a structure at a 60 degree angle to the ground. What is the height of the buildin
Goshia [24]

Answer:

height of the building is 12.99 feet.

Step-by-step explanation:

given, try to analyse:

  • ladder 15 feet long.
  • 60 degree angle to the ground.

the height of the building is opposite to the angle 60° and given hypotenuse, the ladder of 15 feet long.

using sine rule:

sin(x) = \frac{opposite}{hypotenuse}

sin(60) = \frac{opposite}{15}

opposite = sin(60) *15

opposite = 12.99feet

Therefore the height of the building is 12.99 feet.

7 0
2 years ago
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